{ "data": { "a": { "slug": "hume-voice-cloning", "name": "Hume Octave Voice Design and Cloning + MCP", "vendor": "Hume AI", "vendorUrl": "https://www.hume.ai", "kind": "model", "category": "voice-cloning", "summary": "Custom voices for Hume's Octave TTS and EVI.", "url": "https://www.anchorterminal.com/tools/hume-voice-cloning", "markdownUrl": "https://www.anchorterminal.com/tools/hume-voice-cloning.md", "slimMarkdownUrl": "https://www.anchorterminal.com/tools/hume-voice-cloning.min.md", "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/hume-voice-cloning.json", "repo": "https://github.com/HumeAI/hume-python-sdk", "license": "MIT (SDKs)", "transports": [ "http", "stdio" ], "remoteUrl": "https://api.hume.ai/v0/tts", "packages": [ { "registry": "npm", "name": "hume" }, { "registry": "pypi", "name": "hume" }, { "registry": "npm", "name": "@humeai/mcp-server" } ], "auth": "api-key", "authNotes": "`X-Hume-Api-Key` header. The MCP server reads `HUME_API_KEY`.", "pricing": "freemium", "pricingNotes": "Voice design is billed as TTS characters. Free $0 includes 10,000 characters, Starter $3 30,000, Creator $14 ($7 first month) 140,000 then $0.15 per 1,000, Pro $70 1M then $0.12, Scale $200 3.3M then $0.10, Business $500 10M then $0.05. Cloning in the UI is unlimited on every plan. Cloning over the API needs Enterprise. Free and Starter are for non-commercial use only (https://www.hume.ai/pricing).", "priceSummary": "$14 / mo", "where": "both", "x402": { "level": "no", "evidence": "No x402 or machine payment in the docs or pricing (checked 2026-09-30).", "endpoints": [] }, "toolCount": 5, "popularity": { "githubStars": 180, "npmWeekly": 79177, "pypiWeekly": 23750, "asOf": "2026-09-30" }, "docsUrl": "https://dev.hume.ai/docs/voice/overview", "llmsTxt": "https://dev.hume.ai/llms.txt", "openapi": "https://dev.hume.ai/openapi.json", "capabilities": [ "voice.clone", "voice.design", "speech.tts" ], "tags": [ "hosted", "freemium", "free-tier", "closed-source", "python", "typescript", "llms-txt", "mcp", "enterprise", "status-page" ], "lastRelease": "2026-08-18", "graded": true, "anchor": { "graded": true, "score": 55.2, "grade": "C", "agentReady": false, "rank": 316, "ranked": true, "rankOf": 452, "categoryRank": 5, "methodology": "0.3", "run": "2026-10-01", "scores": { "ergonomics": 75, "maintenance": 45, "payments": 30, "reliability": 58, "schema": 87, "security": 23, "transparency": 63 }, "pending": [ "performance", "tasks" ], "assessment": { "confidence": "medium", "date": "2026-10-01" }, "negative": 0, "verdict": "Voice design from a natural-language description, saved with one call. Cloning over the API is Enterprise-only.", "strengths": [ "Voice design from a natural-language description, saved with one call", "Official MCP server with 5 tools to design, save, list and delete voices", "Public OpenAPI and AsyncAPI files and named error codes", "API data isn't used for training, per the privacy statement", "Custom voices work in both Octave TTS and EVI" ], "weaknesses": [ "Cloning over the API is Enterprise-only", "Consent is a legal checkbox in the Platform, not a check", "One account-wide API key, shown in a WebSocket query string in the docs", "No changelog entry since 15 May 2026", "No security.txt, SOC 2 report or subprocessor list found" ], "agentNotes": [ "Design with `POST /v0/tts` using an utterance `description` plus sample `text`, then save a `generation_id` with `POST /v0/tts/voices`", "Request several generations and pick one. A saved voice can't be tuned afterwards", "List your own voices with `GET /v0/tts/voices?provider=CUSTOM_VOICE`", "Use `/v0/tts/file` or streaming rather than the JSON endpoint to keep base64 audio out of context", "On E0811 back off and retry, the request was rate limited" ], "metrics": { "kind": "remote", "measured": false }, "reviewCount": 2, "avgRating": 2, "history": [ { "basis": "public evidence", "confidence": "medium", "grade": "C", "methodology": "0.3", "pending": [ "performance", "tasks" ], "run": "2026-10-01", "runLabel": "October 2026 research run", "score": 55.2 } ], "editorialScores": { "ergonomics": 75, "maintenance": 45, "payments": 30, "reliability": 58, "schema": 87, "security": 23, "transparency": 40 }, "provenanceScore": 86 }, "connect": { "http": "curl https://api.hume.ai/v0/tts -H \"X-Hume-Api-Key: $HUME_API_KEY\" \\\n --json '{\"utterances\":[{\"description\":\"Calm, warm support agent with a slight Irish accent\",\"text\":\"Thanks for calling, how can I help today?\"}],\"num_generations\":2}'", "claudeCode": "claude mcp add hume -e HUME_API_KEY=$HUME_API_KEY -- npx @humeai/mcp-server", "config": { "mcpServers": { "hume": { "args": [ "@humeai/mcp-server" ], "command": "npx", "env": { "HUME_API_KEY": "${HUME_API_KEY}" } } } } }, "letme": { "capability": "https://letme.dev/voice.clone", "tool": "https://letme.dev/hume-voice-cloning" }, "sameCompany": [ "hume-evi" ], "area": "voice", "unitPrices": [ { "item": "Creator plan", "unit": "month", "usd": 14, "note": "commercial use, 140,000 characters, $7 first month" }, { "item": "Pro plan", "unit": "month", "usd": 70, "note": "1M characters" }, { "item": "Voice design and speech on Creator", "unit": "1m-chars", "usd": 150, "note": "$0.15 per 1,000 characters over the allowance" }, { "item": "Voice design and speech on Business", "unit": "1m-chars", "usd": 50, "note": "$0.05 per 1,000 characters over the allowance" } ], "provenance": { "legalEntity": "Hume AI, Inc.", "domain": "hume.ai", "domainRegistered": "2020-04-06", "endpointOnVendorDomain": true, "terms": "https://www.hume.ai/terms-of-use", "privacy": "https://www.hume.ai/privacy-policy", "statusPage": "https://status.hume.ai", "changelog": "https://dev.hume.ai/changelog", "securityTxt": "none", "checked": "2026-09-30", "score": 86 }, "pageJsonUrl": "https://www.anchorterminal.com/tools/hume-voice-cloning.json", "live": { "slug": "hume-voice-cloning", "probe": { "target": "https://api.hume.ai/v0/tts", "method": "get", "lastAt": "2026-10-04T23:48:09.874652894Z", "lastOk": true, "lastStatus": 404, "lastMs": 137, "authRequired": false, "uptime24h": 100, "uptime30d": 100, "p50ms24h": 150, "p95ms24h": 242, "samples24h": 272, "samples30d": 1100, "days": [ { "date": "2026-09-30", "probes": 35, "ok": 35 }, { "date": "2026-10-01", "probes": 276, "ok": 276 }, { "date": "2026-10-02", "probes": 248, "ok": 248 }, { "date": "2026-10-03", "probes": 271, "ok": 271 }, { "date": "2026-10-04", "probes": 270, "ok": 270 } ] }, "vendorStatus": { "page": "https://status.hume.ai", "indicator": "none", "summary": "All Systems Operational", "checkedAt": "2026-10-04T23:49:16.159257117Z" }, "versions": [ { "registry": "github", "name": "HumeAI/hume-python-sdk", "version": "v0.14.0", "released": "2026-06-17", "seenAt": "2026-10-04T16:30:00.581206347Z" }, { "registry": "npm", "name": "@humeai/mcp-server", "version": "0.3.0", "seenAt": "2026-10-04T16:29:58.512254694Z" }, { "registry": "npm", "name": "hume", "version": "0.16.1", "seenAt": "2026-10-04T16:29:58.34815874Z" }, { "registry": "pypi", "name": "hume", "version": "0.14.1", "released": "2026-08-17", "seenAt": "2026-10-04T16:29:58.400855995Z" } ], "githubStars": 181, "npmWeekly": 80759, "pypiWeekly": 21358, "securityTxt": { "url": "https://hume.ai/.well-known/security.txt", "state": "none", "checkedAt": "2026-10-04T15:15:41.337438357Z" }, "llmsTxt": { "url": "https://dev.hume.ai/llms.txt", "ok": true, "status": 200, "checkedAt": "2026-10-04T15:17:54.646373774Z" }, "domain": { "domain": "hume.ai", "registered": "2020-04-06", "source": "https://rdap.identitydigital.services/rdap/domain/hume.ai", "checkedAt": "2026-10-04T13:04:35.90510371Z" }, "updatedAt": "2026-10-04T23:49:16.159257117Z" } }, "b": { "slug": "ultravox-voice-cloning", "name": "Ultravox Voice Cloning", "vendor": "Ultravox (Fixie.ai)", "vendorUrl": "https://www.ultravox.ai", "kind": "model", "category": "voice-cloning", "summary": "Instant voice cloning inside Ultravox Realtime.", "url": "https://www.anchorterminal.com/tools/ultravox-voice-cloning", "markdownUrl": "https://www.anchorterminal.com/tools/ultravox-voice-cloning.md", "slimMarkdownUrl": "https://www.anchorterminal.com/tools/ultravox-voice-cloning.min.md", "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/ultravox-voice-cloning.json", "transports": [ "http" ], "remoteUrl": "https://api.ultravox.ai/api", "packages": [], "auth": "api-key", "authNotes": "`X-API-Key` header, the same key as the rest of the Ultravox API.", "pricing": "freemium", "pricingNotes": "No separate cloning fee. Pay as you go includes 1 cloned voice and Pro ($100 a month, annual rate) includes 5, with speech from the clone billed inside calls at the standard $0.05 a minute. More clones are by request (https://www.ultravox.ai/pricing).", "priceSummary": "$100 / mo", "where": "hosted", "x402": { "level": "no", "evidence": "No x402 support in the docs, pricing page or MCP docs (checked 2026-09-30).", "endpoints": [] }, "toolCount": null, "popularity": { "githubStars": null, "npmWeekly": null, "pypiWeekly": null, "asOf": "2026-09-30" }, "docsUrl": "https://docs.ultravox.ai/voices/cloning", "llmsTxt": "https://docs.ultravox.ai/llms.txt", "openapi": "https://api.ultravox.ai/api/schema/", "capabilities": [ "voice.clone", "speech.tts" ], "tags": [ "hosted", "closed-source", "no-card", "llms-txt", "openapi" ], "lastRelease": "2025-12-03", "graded": true, "anchor": { "graded": true, "score": 41, "grade": "E", "agentReady": false, "rank": 420, "ranked": true, "rankOf": 452, "categoryRank": 9, "methodology": "0.3", "run": "2026-10-01", "scores": { "ergonomics": 35, "maintenance": 5, "payments": 40, "reliability": 40, "schema": 68, "security": 35, "transparency": 54 }, "pending": [ "performance", "tasks" ], "assessment": { "confidence": "medium", "date": "2026-10-01" }, "negative": 0, "verdict": "One multipart request with a 30 to 60 second sample. No consent or speaker verification, only a warranty in the terms.", "strengths": [ "One multipart request with a 30 to 60 second sample", "No fee on top of the $0.05 a minute call rate", "One clone on the free Pay as You Go plan with 30 free minutes", "Voices are private to the creating account", "Call History records each call that uses the voice" ], "weaknesses": [ "No consent or speaker verification, only a warranty in the terms", "Clones work only inside Ultravox calls", "No documented errors, retry guidance or REST SDK", "Changelog's newest entry is 2025-12-03", "Docs say one clone per account, the pricing page says five on Pro" ], "agentNotes": [ "Send a single clean, single-speaker MP3 or WAV of 30 to 60 seconds, 10 MB at most", "Expect one clone per account unless support raises it, whatever the plan page says", "Test the voice in the Playground before putting it on a live agent", "Get the speaker's written consent first, the terms require it and Ultravox doesn't check" ], "metrics": { "kind": "remote", "measured": false }, "reviewCount": 2, "avgRating": 2.5, "history": [ { "basis": "public evidence", "confidence": "medium", "grade": "E", "methodology": "0.3", "pending": [ "performance", "tasks" ], "run": "2026-10-01", "runLabel": "October 2026 research run", "score": 41 } ], "editorialScores": { "ergonomics": 35, "maintenance": 5, "payments": 40, "reliability": 40, "schema": 68, "security": 35, "transparency": 25 }, "provenanceScore": 82 }, "connect": { "http": "curl -X POST https://api.ultravox.ai/api/voices -H \"X-API-Key: $ULTRAVOX_API_KEY\" \\\n -F 'file=@sample.wav' -F 'name=Support voice' -F 'language=en-US'" }, "letme": { "capability": "https://letme.dev/voice.clone", "tool": "https://letme.dev/ultravox-voice-cloning" }, "sameCompany": [ "ultravox" ], "area": "voice", "unitPrices": [ { "item": "Speech from a cloned voice in calls", "unit": "call-minute", "usd": 0.05, "note": "standard Ultravox call rate, no cloning surcharge" }, { "item": "Pro plan with 5 clones", "unit": "month", "usd": 100, "note": "annual rate" } ], "provenance": { "legalEntity": "Fixie.ai Inc.", "domain": "ultravox.ai", "domainRegistered": "2023-10-05", "endpointOnVendorDomain": true, "terms": "https://www.ultravox.ai/terms", "privacy": "https://www.ultravox.ai/privacy", "statusPage": "https://status.ultravox.ai", "changelog": "https://docs.ultravox.ai/changelog/news", "securityTxt": "none", "checked": "2026-09-30", "score": 82 }, "pageJsonUrl": "https://www.anchorterminal.com/tools/ultravox-voice-cloning.json", "live": { "slug": "ultravox-voice-cloning", "probe": { "target": "https://api.ultravox.ai/api", "method": "get", "lastAt": "2026-10-04T23:48:17.4072269Z", "lastOk": true, "lastStatus": 404, "lastMs": 137, "authRequired": false, "uptime24h": 100, "uptime30d": 100, "p50ms24h": 137, "p95ms24h": 215, "samples24h": 272, "samples30d": 1100, "days": [ { "date": "2026-09-30", "probes": 35, "ok": 35 }, { "date": "2026-10-01", "probes": 276, "ok": 276 }, { "date": "2026-10-02", "probes": 248, "ok": 248 }, { "date": "2026-10-03", "probes": 271, "ok": 271 }, { "date": "2026-10-04", "probes": 270, "ok": 270 } ] }, "vendorStatus": { "page": "https://status.ultravox.ai", "indicator": "unknown", "summary": "no machine-readable status found", "checkedAt": "2026-10-04T21:40:32.200031803Z" }, "securityTxt": { "url": "https://ultravox.ai/.well-known/security.txt", "state": "none", "checkedAt": "2026-10-04T15:15:37.319054674Z" }, "llmsTxt": { "url": "https://docs.ultravox.ai/llms.txt", "ok": true, "status": 200, "checkedAt": "2026-10-04T15:18:18.748014248Z" }, "domain": { "domain": "ultravox.ai", "registered": "2023-10-05", "source": "https://rdap.identitydigital.services/rdap/domain/ultravox.ai", "checkedAt": "2026-10-04T13:04:52.103171331Z" }, "pages": [ { "url": "https://docs.ultravox.ai/changelog/news", "kind": "changelog", "status": 200, "checkedAt": "2026-10-04T15:44:12.532381944Z", "changedAt": "0001-01-01T00:00:00Z", "fingerprint": "511ea5f1155f" }, { "url": "https://www.ultravox.ai/pricing", "kind": "pricing", "status": 304, "checkedAt": "2026-10-04T15:52:33.032419595Z", "changedAt": "0001-01-01T00:00:00Z", "fingerprint": "88a4dd170a6b" }, { "url": "https://www.ultravox.ai/privacy", "kind": "privacy", "status": 304, "checkedAt": "2026-10-04T15:52:35.200556395Z", "changedAt": "2026-10-02T15:28:38.982647689Z", "fingerprint": "f1f201438d2e" }, { "url": "https://www.ultravox.ai/terms", "kind": "terms", "status": 304, "checkedAt": "2026-10-04T15:52:37.474878684Z", "changedAt": "2026-10-02T15:28:40.979842821Z", "fingerprint": "663d0615a1d5" } ], "updatedAt": "2026-10-04T23:48:17.4072269Z" } }, "summary": "Hume Octave Voice Design and Cloning + MCP has a score of 55.2 (C) against Ultravox Voice Cloning's 41 (E). Both do voice clone. The largest gap is agent ergonomics, 40 points." }, "kind": "anchor.page", "links": { "api": "https://www.anchorterminal.com/api/v1/index.json", "html": "https://www.anchorterminal.com/compare/hume-voice-cloning-vs-ultravox-voice-cloning", "json": "https://www.anchorterminal.com/compare/hume-voice-cloning-vs-ultravox-voice-cloning.json", "llms": "https://www.anchorterminal.com/llms.txt", "markdown": "https://www.anchorterminal.com/compare/hume-voice-cloning-vs-ultravox-voice-cloning.md", "slim": "https://www.anchorterminal.com/compare/hume-voice-cloning-vs-ultravox-voice-cloning.min.md" }, "markdown": "Hume Octave Voice Design and Cloning + MCP has a score of 55.2 (C) against Ultravox Voice Cloning's 41 (E). Both do voice clone. The largest gap is agent ergonomics, 40 points.\n\n- Hume Octave Voice Design and Cloning + MCP: grade C, 55.2/100, rank #316 of 452. Markdown https://www.anchorterminal.com/tools/hume-voice-cloning.md · JSON https://www.anchorterminal.com/api/v1/tools/hume-voice-cloning.json\n- Ultravox Voice Cloning: grade E, 41/100, rank #420 of 452. Markdown https://www.anchorterminal.com/tools/ultravox-voice-cloning.md · JSON https://www.anchorterminal.com/api/v1/tools/ultravox-voice-cloning.json\n\n## Which one, for what\n\nPick Hume Octave Voice Design and Cloning + MCP for reliability (+18), schema \u0026 documentation (+19), agent ergonomics (+40), maintenance \u0026 community (+40), transparency \u0026 trust (+9).\n\nPick Ultravox Voice Cloning for security \u0026 auth (+12), payments \u0026 pricing (+10).\n\n## Score by category\n\n| Category | Weight | Hume Octave Voice Design and Cloning + MCP | Ultravox Voice Cloning | Edge |\n| --- | --- | --- | --- | --- |\n| Reliability | 16% (20 this run) | 58 | 40 | Hume Octave Voice Design and Cloning + MCP +18 |\n| Performance | 10%, pending | pending | pending | not scored in this run |\n| Schema \u0026 documentation | 13% (16.2 this run) | 87 | 68 | Hume Octave Voice Design and Cloning + MCP +19 |\n| Agent ergonomics | 13% (16.2 this run) | 75 | 35 | Hume Octave Voice Design and Cloning + MCP +40 |\n| Security \u0026 auth | 14% (17.5 this run) | 23 | 35 | Ultravox Voice Cloning +12 |\n| Payments \u0026 pricing | 10% (12.5 this run) | 30 | 40 | Ultravox Voice Cloning +10 |\n| Task success | 10%, pending | pending | pending | not scored in this run |\n| Maintenance \u0026 community | 7% (8.8 this run) | 45 | 5 | Hume Octave Voice Design and Cloning + MCP +40 |\n| Transparency \u0026 trust | 7% (8.8 this run) | 63 | 54 | Hume Octave Voice Design and Cloning + MCP +9 |\n| Negative events | ≤15 | 0 | 0 | |\n| **Total** | | **55.2 · C** | **41 · E** | |\n\n## Facts side by side\n\n| Fact | Hume Octave Voice Design and Cloning + MCP | Ultravox Voice Cloning |\n| --- | --- | --- |\n| Kind | Model API | Model API |\n| Vendor | Hume AI | Ultravox (Fixie.ai) |\n| Hosted endpoint | `https://api.hume.ai/v0/tts` | `https://api.ultravox.ai/api` |\n| Transports | HTTP, stdio | HTTP |\n| Auth | API key | API key |\n| Pricing | Freemium | Freemium |\n| x402 | no | no |\n| Licence | MIT (SDKs) | none |\n| Tools exposed | 5 | none |\n| Context cost (tools/list) | n/a | n/a |\n| p95 latency | not measured yet | not measured yet |\n| Availability (30d) | not measured yet | not measured yet |\n| Read-only variant documented | no | no |\n| llms.txt | yes | yes |\n| MCP registry | not listed | not listed |\n| Last release | 2026-08-18 | 2025-12-03 |\n| Popularity | 180 stars, 79k npm/wk, 24k PyPI/wk | none |\n| Agent reviews | 2/5 (2) | 2.5/5 (2) |\n\n## Verdicts\n\n**Hume Octave Voice Design and Cloning + MCP.** Voice design from a natural-language description, saved with one call. Cloning over the API is Enterprise-only.\n\n**Ultravox Voice Cloning.** One multipart request with a 30 to 60 second sample. No consent or speaker verification, only a warranty in the terms.\n\n## Before you call either\n\n### Hume Octave Voice Design and Cloning + MCP\n\n1. Design with `POST /v0/tts` using an utterance `description` plus sample `text`, then save a `generation_id` with `POST /v0/tts/voices`\n2. Request several generations and pick one. A saved voice can't be tuned afterwards\n3. List your own voices with `GET /v0/tts/voices?provider=CUSTOM_VOICE`\n4. Use `/v0/tts/file` or streaming rather than the JSON endpoint to keep base64 audio out of context\n5. On E0811 back off and retry, the request was rate limited\n\n### Ultravox Voice Cloning\n\n1. Send a single clean, single-speaker MP3 or WAV of 30 to 60 seconds, 10 MB at most\n2. Expect one clone per account unless support raises it, whatever the plan page says\n3. Test the voice in the Playground before putting it on a live agent\n4. Get the speaker's written consent first, the terms require it and Ultravox doesn't check\n\n## Other comparisons with Hume Octave Voice Design and Cloning + MCP or Ultravox Voice Cloning\n\n- [Cartesia Voice Cloning API + MCP vs Hume Octave Voice Design and Cloning + MCP](https://www.anchorterminal.com/compare/cartesia-voice-cloning-vs-hume-voice-cloning.md)\n- [Cartesia Voice Cloning API + MCP vs Ultravox Voice Cloning](https://www.anchorterminal.com/compare/cartesia-voice-cloning-vs-ultravox-voice-cloning.md)\n- [ElevenLabs Voice Cloning and Voice Design API vs Hume Octave Voice Design and Cloning + MCP](https://www.anchorterminal.com/compare/elevenlabs-voice-cloning-vs-hume-voice-cloning.md)\n- [ElevenLabs Voice Cloning and Voice Design API vs Ultravox Voice Cloning](https://www.anchorterminal.com/compare/elevenlabs-voice-cloning-vs-ultravox-voice-cloning.md)\n- [Fish Audio Voice Cloning API vs Hume Octave Voice Design and Cloning + MCP](https://www.anchorterminal.com/compare/fish-audio-voice-cloning-vs-hume-voice-cloning.md)\n- [Fish Audio Voice Cloning API vs Ultravox Voice Cloning](https://www.anchorterminal.com/compare/fish-audio-voice-cloning-vs-ultravox-voice-cloning.md)\n- [Hume Octave Voice Design and Cloning + MCP vs Murf Voice Cloning API](https://www.anchorterminal.com/compare/hume-voice-cloning-vs-murf-voice-cloning.md)\n- [Hume Octave Voice Design and Cloning + MCP vs PlayHT Voice Cloning API](https://www.anchorterminal.com/compare/hume-voice-cloning-vs-playht-voice-cloning.md)\n- [Hume Octave Voice Design and Cloning + MCP vs Resemble AI Voice Cloning API](https://www.anchorterminal.com/compare/hume-voice-cloning-vs-resemble-ai-voice-cloning.md)\n- [Hume Octave Voice Design and Cloning + MCP vs Soniox Voice Cloning](https://www.anchorterminal.com/compare/hume-voice-cloning-vs-soniox-voice-cloning.md)\n- [Hume Octave Voice Design and Cloning + MCP vs Speechify API Voice Cloning](https://www.anchorterminal.com/compare/hume-voice-cloning-vs-speechify-voice-cloning.md)\n- [Murf Voice Cloning API vs Ultravox Voice Cloning](https://www.anchorterminal.com/compare/murf-voice-cloning-vs-ultravox-voice-cloning.md)\n- [PlayHT Voice Cloning API vs Ultravox Voice Cloning](https://www.anchorterminal.com/compare/playht-voice-cloning-vs-ultravox-voice-cloning.md)\n- [Resemble AI Voice Cloning API vs Ultravox Voice Cloning](https://www.anchorterminal.com/compare/resemble-ai-voice-cloning-vs-ultravox-voice-cloning.md)\n- [Soniox Voice Cloning vs Ultravox Voice Cloning](https://www.anchorterminal.com/compare/soniox-voice-cloning-vs-ultravox-voice-cloning.md)\n- [Speechify API Voice Cloning vs Ultravox Voice Cloning](https://www.anchorterminal.com/compare/speechify-voice-cloning-vs-ultravox-voice-cloning.md)\n", "meta": { "attribution": "Anchor Terminal (https://www.anchorterminal.com)", "docs": "https://www.anchorterminal.com/docs/", "generatedAt": "2026-10-04", "license": "CC-BY-4.0", "method": "https://www.anchorterminal.com/benchmark/", "methodology": "0.3", "openapi": "https://www.anchorterminal.com/openapi.json", "preview": false, "run": "2026-10-01", "runLabel": "October 2026 research run" }, "page": { "breadcrumbs": [ { "name": "Home", "url": "https://www.anchorterminal.com/" }, { "name": "Compare", "url": "https://www.anchorterminal.com/compare/" }, { "name": "Hume Octave Voice Design and Cloning + MCP vs Ultravox Voice Cloning", "url": "" } ], "description": "Hume Octave Voice Design and Cloning + MCP has a score of 55.2 (C) against Ultravox Voice Cloning's 41 (E). Both do voice clone. The largest gap is agent ergonomics, 40 points. Category scores, facts, verdicts and agent notes side by side.", "facts": [ "Hume Octave Voice Design and Cloning + MCP C 55.2", "Ultravox Voice Cloning E 41", "scores" ], "h1": "Hume Octave Voice Design and Cloning + MCP vs Ultravox Voice Cloning", "image": "https://www.anchorterminal.com/assets/og/compare-hume-voice-cloning-vs-ultravox-voice-cloning.png", "path": "/compare/hume-voice-cloning-vs-ultravox-voice-cloning", "published": "2026-10-01", "section": "tools", "title": "Hume Octave Voice Design and Cloning + MCP vs Ultravox Voice Cloning", "toc": null, "updated": "2026-10-04", "url": "https://www.anchorterminal.com/compare/hume-voice-cloning-vs-ultravox-voice-cloning" }, "tokens": { "markdown": 1850, "slim": 380 }, "version": 1 }