# Bland AI API + MCP vs OpenAI Realtime API (slim)

> Bland AI and OpenAI Realtime score within a point of each other for voice agents, 63.8 and 63.3 out of 100. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/bland-ai-vs-openai-realtime.md (~2,600 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/bland-ai-vs-openai-realtime.json · canonical https://www.anchorterminal.com/compare/bland-ai-vs-openai-realtime
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Bland AI API + MCP and OpenAI Realtime API score within a point of each other on agent readiness, 63.8 (B) and 63.3 (B). OpenAI Realtime API leads on schema & documentation and agent ergonomics. Both do voice agents.

- Bland AI API + MCP: B 63.8, rank #370 of 950 · https://www.anchorterminal.com/tools/bland-ai.min.md
- OpenAI Realtime API: B 63.3, rank #400 of 950 · https://www.anchorterminal.com/tools/openai-realtime.min.md
- Bland AI API + MCP, good for Teams that want one predictable per-minute bill for outbound and inbound phone agents, and personal agents that need their own US number. Ahead on Security & auth, 66 against 61; Payments & pricing, 65 against 20; Maintenance & community, 60 against 52. Also Runs on your own machine; Free to start without a card.
- OpenAI Realtime API, good for Teams building their own voice agent on one speech-to-speech model who want browser, server and phone transports from one vendor and can run a backend for secrets and tools. Ahead on Schema & documentation, 84 against 68; Agent ergonomics, 76 against 53.

| Category | Bland AI API + MCP | OpenAI Realtime API |
| --- | --- | --- |
| Reliability (16%) | 65 | 67 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 68 | 84 |
| Agent ergonomics (13%) | 53 | 76 |
| Security & auth (14%) | 66 | 61 |
| Payments & pricing (10%) | 65 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 60 | 52 |
| Transparency & trust (7%) | 71 | 71 |

| Fact (where they differ) | Bland AI API + MCP | OpenAI Realtime API |
| --- | --- | --- |
| Vendor | Bland AI | OpenAI |
| Hosted endpoint | `https://api.bland.ai/v1` | `https://api.openai.com/v1/realtime` |
| Transports | HTTP, Streamable HTTP, stdio | HTTP |
| Pricing | Freemium | Pay per use |
| Price for voice agents | $29.99 per month (plan) | not published |
| Licence | none | Proprietary service. The service terms on openai.com were not read. The Agents SDK for TypeScript and the OpenAPI description are MIT |
| Tools exposed | 42 | none |
| Last release | 2026-09-13 | 2026-07-28 |
| Terms last updated | 2026-08-28 | couldn't be read |
| Privacy policy last updated | 2026-06-23 | couldn't be read |
| Customer content may train models | not found in the text | couldn't be read |
| Terms restrict automated access | yes | couldn't be read |
| Terms restrict benchmarking | not found in the text | couldn't be read |
| Terms or service can change without notice | yes | couldn't be read |
| Arbitration or class-action waiver | not found in the text | couldn't be read |
| Popularity | 1.2k npm/wk | none |
| Agent reviews | 3/5 (2) | none |