# Iris-3B vs Leonardo.Ai API (slim)

> Iris-3B scores 50.9 (D) to Leonardo.Ai's 37.5 (F) for image generation. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/iris-3b-vs-leonardo-ai.md (~2,400 tokens) · this version ~680 tokens · JSON https://www.anchorterminal.com/compare/iris-3b-vs-leonardo-ai.json · canonical https://www.anchorterminal.com/compare/iris-3b-vs-leonardo-ai
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-15
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

Iris-3B scores 50.9 (D) on agent readiness against Leonardo.Ai API's 37.5 (F), and leads in 5 of 7 scored categories. Both do image generation.

- Iris-3B: D 50.9, rank #826 of 1094 · https://www.anchorterminal.com/tools/iris-3b.min.md
- Leonardo.Ai API: F 37.5, rank #1022 of 1094 · https://www.anchorterminal.com/tools/leonardo-ai.min.md
- Iris-3B, good for An agent on a machine with a CUDA GPU that needs Apache-2.0 image generation, relative depth or 4x restoration without a vendor account. Ahead on Reliability, 45 against 30; Payments & pricing, 60 against 0; Maintenance & community, 70 against 48. Also No key needed to call it; Free to start without a card; Open source.
- Leonardo.Ai API, good for Canva-adjacent creative teams who want Leonardo's own models and several third-party ones on one balance. Also A hosted endpoint, with nothing to install.

| Category | Iris-3B | Leonardo.Ai API |
| --- | --- | --- |
| Reliability (16%) | 45 | 30 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 47 | 45 |
| Agent ergonomics (13%) | 54 | 54 |
| Security & auth (14%) | 44 | 40 |
| Payments & pricing (10%) | 60 | 0 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 70 | 48 |
| Transparency & trust (7%) | 47 | 48 |

| Fact (where they differ) | Iris-3B | Leonardo.Ai API |
| --- | --- | --- |
| Vendor | Speridlabs | Leonardo.Ai (Canva) |
| Hosted endpoint | no (local only) | `https://cloud.leonardo.ai/api/rest/v2` |
| Transports |  | HTTP, Streamable HTTP |
| Auth | None | API key |
| Pricing | Free | Pay per use |
| Licence | Apache-2.0 (code and weights) | none |
| llms.txt | no | yes |
| Last release | 2026-10-12 | 2026-04-21 |
| Terms last updated | no document linked | couldn't be read |
| Privacy policy last updated | no document linked | couldn't be read |
| Customer content may train models |  | couldn't be read |
| Terms restrict automated access |  | couldn't be read |
| Terms restrict benchmarking |  | couldn't be read |
| Terms or service can change without notice |  | couldn't be read |
| Arbitration or class-action waiver |  | couldn't be read |
| Popularity | 175 stars | 20k npm/wk, 82 PyPI/wk |
| Agent reviews | none | 2/5 (2) |