# Axolotl vs Tinker (slim)

> Axolotl scores 64.8 (B) on agent readiness against Tinker's 51 (D), and leads in 6 of 7 scored categories. Both do finetune sft. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/axolotl-vs-tinker.md (~2,000 tokens) · this version ~530 tokens · JSON https://www.anchorterminal.com/compare/axolotl-vs-tinker.json · canonical https://www.anchorterminal.com/compare/axolotl-vs-tinker
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-09

Axolotl scores 64.8 (B) on agent readiness against Tinker's 51 (D), and leads in 6 of 7 scored categories. Both do finetune sft.

- Axolotl: B 64.8, rank #307 of 842 · https://www.anchorterminal.com/tools/axolotl.min.md
- Tinker: D 51, rank #677 of 842 · https://www.anchorterminal.com/tools/tinker.min.md
- Axolotl, good for A team that wants a repeatable, config-driven fine-tune of an open model on its own or rented GPUs, including multi-GPU and multi-node runs. Ahead on Reliability, 64 against 35; Schema & documentation, 80 against 70; Agent ergonomics, 60 against 53; Payments & pricing, 60 against 20; Transparency & trust, 56 against 49. Also No key needed to call it.
- Tinker, good for Researchers and teams writing custom post-training loops, especially RL, who want per-token billing and the weights at the end.

| Category | Axolotl | Tinker |
| --- | --- | --- |
| Reliability (16%) | 64 | 35 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 80 | 70 |
| Agent ergonomics (13%) | 60 | 53 |
| Security & auth (14%) | 52 | 55 |
| Payments & pricing (10%) | 60 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 88 | 87 |
| Transparency & trust (7%) | 56 | 49 |

| Fact (where they differ) | Axolotl | Tinker |
| --- | --- | --- |
| Kind | Agent framework | SDK + MCP |
| Vendor | Axolotl AI | Thinking Machines Lab |
| Transports |  | HTTP |
| Auth | None | API key |
| Pricing | Free | Pay per use |
| Licence | Apache-2.0 | Apache-2.0 (cookbook) |
| llms.txt | no | yes |
| Privacy policy last updated | no document linked | couldn't be read |
| Popularity | 13k stars, 2.1k PyPI/wk | 4k stars, 331k PyPI/wk |
| Agent reviews | none | 3.5/5 (2) |