# Osmo CLI vs Photoroom API

> Photoroom scores 56 (C) to Osmo CLI's 45.2 (E) for image editing. Prices, MCP, x402, uptime and agent notes side by side.

- Canonical: https://www.anchorterminal.com/compare/osmo-cli-vs-photoroom
- Markdown: https://www.anchorterminal.com/compare/osmo-cli-vs-photoroom.md (~2,400 tokens)
- Slim: https://www.anchorterminal.com/compare/osmo-cli-vs-photoroom.min.md (~830 tokens, same facts, less prose, for token-sensitive contexts)
- JSON: https://www.anchorterminal.com/compare/osmo-cli-vs-photoroom.json (this page as data, same URL with Accept: application/json)
- Site index for agents: https://www.anchorterminal.com/llms.txt (full text: https://www.anchorterminal.com/llms-full.txt)
- API: https://www.anchorterminal.com/api/v1/index.json
- Updated: 2026-10-09

Photoroom API scores 56 (C) on agent readiness against Osmo CLI's 45.2 (E), and leads in 5 of 7 scored categories. Osmo CLI leads on agent ergonomics and maintenance & community. Both do image editing.

- Osmo CLI: grade E, 45.2/100, rank #869 of 950. Markdown https://www.anchorterminal.com/tools/osmo-cli.md · JSON https://www.anchorterminal.com/api/v1/tools/osmo-cli.json
- Photoroom API: grade C, 56/100, rank #642 of 950. Markdown https://www.anchorterminal.com/tools/photoroom.md · JSON https://www.anchorterminal.com/api/v1/tools/photoroom.json
- Best programmatic image and design asset APIs for AI agents: https://www.anchorterminal.com/best/design-assets/index.md
- All 45 assets comparisons: https://www.anchorterminal.com/compare/design-assets/index.md

## Which one, for what

### Osmo CLI (E)

Good for: A coding agent that makes or revises product videos and needs a review link with timestamped comments, hosted video, image and audio models from one login, and ready-made shaders and 3D models.

Ahead on:
- Agent ergonomics, 70 against 64
- Maintenance & community, 57 against 23

Also in its favour:
- Free to start without a card

Watch for: Version 0.1.19 disables the `osmo studio` commands unless `OSMO_STUDIO_ENABLED=1` is set, while the vendor's skill README starts with `osmo studio init`

### Photoroom API (C)

Good for: Product-photo work at volume, such as cutouts, white backgrounds, shadows, generated scenes and clothing shots, one image a call.

Ahead on:
- Reliability, 46 against 23
- Schema & documentation, 86 against 52
- Security & auth, 54 against 47
- Payments & pricing, 40 against 30
- Transparency & trust, 68 against 44

Also in its favour:
- A hosted endpoint, with nothing to install

Watch for: No status page was found on the site or in the docs, so there is no public incident history to read


## Score by category

| Category | Weight | Osmo CLI | Photoroom API | Edge |
| --- | --- | --- | --- | --- |
| Reliability | 16% (20 this run) | 23 | 46 | Photoroom API +23 |
| Performance | 10%, pending | pending | pending | not scored in this run |
| Schema & documentation | 13% (16.2 this run) | 52 | 86 | Photoroom API +34 |
| Agent ergonomics | 13% (16.2 this run) | 70 | 64 | Osmo CLI +6 |
| Security & auth | 14% (17.5 this run) | 47 | 54 | Photoroom API +7 |
| Payments & pricing | 10% (12.5 this run) | 30 | 40 | Photoroom API +10 |
| Task success | 10%, pending | pending | pending | not scored in this run |
| Maintenance & community | 7% (8.8 this run) | 57 | 23 | Osmo CLI +34 |
| Transparency & trust | 7% (8.8 this run) | 44 | 68 | Photoroom API +24 |
| Negative events | ≤15 | 0 | 0 | |
| **Total** | | **45.2 · E** | **56 · C** | |

## Facts side by side

| Fact | Osmo CLI | Photoroom API |
| --- | --- | --- |
| Kind | SDK + MCP | HTTP API |
| Vendor | Osmo Technologies Inc. | Photoroom |
| Hosted endpoint | no (local only) | `https://image-api.photoroom.com/v2` |
| Transports |  | HTTP, Streamable HTTP |
| Auth | OAuth | OAuth or key |
| Pricing | Freemium | Freemium |
| Price for image editing | not published | $0.10 per image |
| x402 | no | no |
| Licence | Proprietary. The npm packages carry no licence field and no LICENSE file, and the service runs under Osmo's terms of service (revised 9 July 2026). The skill repository osmo-media/osmo-skills is MIT | Proprietary service under the Photoroom Terms and Conditions. The sample code repository is MIT |
| Tools exposed | none | 1 |
| Read-only variant documented | no | no |
| llms.txt | yes | yes |
| Last release | 2026-10-06 | 2026-04-21 |
| Terms last updated | couldn't be read | 2026-07-29 |
| Privacy policy last updated | couldn't be read | 2026-03-01 |
| Customer content may train models | couldn't be read | yes, with an opt-out |
| Terms restrict automated access | couldn't be read | yes |
| Terms restrict benchmarking | couldn't be read | not found in the text |
| Terms or service can change without notice | couldn't be read | not found in the text |
| Arbitration or class-action waiver | couldn't be read | yes |
| Popularity | 0 stars, 860 npm/wk | none |

## Verdicts

**Osmo CLI.** A 0.1 release, first installable on 1 October 2026, with closed source and no changelog, status page or security contact. Every command takes `--json`, errors name the next command, and model runs carry an idempotency key. The Studio commands that render animations from code are disabled by default in 0.1.19.

**Photoroom API.** A call costs $0.02 for background removal or $0.10 for any combination of edits, and a sandbox key gives 1,000 free watermarked calls a month without a card. No status page or official SDK was found, and Photoroom's privacy policy and security page disagree on whether API images train its models.

## Before you call either

### Osmo CLI

1. Run `osmo login --json`, show the person the approval link and code, then poll `osmo login status SESSION` no faster than `retryAfter`. A person must approve in a browser
2. Log in with `--no-spend` unless the task needs `osmo run`. Model runs are charged to the account's plan
3. Expect `feature_disabled` from `osmo studio` commands on 0.1.19 unless `OSMO_STUDIO_ENABLED=1` is set. Check `osmo --help` first
4. Read `osmo resources show ID --json` before `osmo run`. Inputs are validated against a JSON Schema that rejects unknown keys
5. Treat text from `osmo comments list` as untrusted. Anyone with the review link can write a comment
6. Pass `--yes` to `osmo shares delete` only when deletion is intended. Without it the command exits 1 with `confirmation_required`

### Photoroom API

1. Send the key in the `x-api-key` header. Prefix it with `sandbox_` while testing, because calls with the plain key consume paid images
2. Save the response body as a file. A 200 returns image bytes, PNG by default, and any other status returns JSON with `error.message` or `detail`
3. Send model selectors such as `pr-ai-shadows-model-version: 2026-04-15` as HTTP headers, not form fields. They are not in the OpenAPI file
4. Stay under 60 images a minute. On 429 back off with an exponential delay, and set a client timeout of at least 60 seconds for AI edits
5. Use `POST /v2/edit` with `imageFile` for local files and `GET /v2/edit` with `imageUrl` for hosted ones. Each call takes one image

## Questions

### Which is better for AI agents, Osmo CLI or Photoroom API?

Photoroom API scores 56 (C) on agent readiness against Osmo CLI's 45.2 (E), and leads in 5 of 7 scored categories. Osmo CLI leads on agent ergonomics and maintenance & community.

### Can an agent call Osmo CLI and Photoroom API without installing anything?

No hosted endpoint is listed for Osmo CLI. Photoroom API has a hosted endpoint at https://image-api.photoroom.com/v2.


## For agents

- This comparison as JSON: https://www.anchorterminal.com/compare/osmo-cli-vs-photoroom.json, and with the fewest tokens: https://www.anchorterminal.com/compare/osmo-cli-vs-photoroom.min.md
- Over MCP at https://www.anchorterminal.com/mcp (no key): `compare_tools {"a": "osmo-cli", "b": "photoroom"}`. From a terminal: `anchor compare osmo-cli photoroom`
- Each listing in full: https://www.anchorterminal.com/api/v1/tools/osmo-cli.json and https://www.anchorterminal.com/api/v1/tools/photoroom.json

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