# Fine-tuning compared head to head (slim)

> 36 head-to-head comparisons of fine-tuning services for AI models for AI agents, grouped by the job each pair shares, with benchmark scores for both sides.

- Full: https://www.anchorterminal.com/compare/fine-tuning/index.md (~1,850 tokens) · this version ~1,780 tokens · JSON https://www.anchorterminal.com/compare/fine-tuning/index.json · canonical https://www.anchorterminal.com/compare/fine-tuning/
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

- Ranked table: https://www.anchorterminal.com/categories/fine-tuning.md
- Shortlist and picks by need: https://www.anchorterminal.com/best/fine-tuning/index.md

## Ranked

1. [Amazon Bedrock model customisation](https://www.anchorterminal.com/tools/amazon-bedrock-customization.md) BB 75.8
2. [Axolotl](https://www.anchorterminal.com/tools/axolotl.md) B 64.8
3. [Vertex AI Gemini tuning](https://www.anchorterminal.com/tools/vertex-ai-tuning.md) B 64.2
4. [Microsoft Foundry fine-tuning (Azure OpenAI)](https://www.anchorterminal.com/tools/azure-foundry-fine-tuning.md) C 61.1
5. [Fireworks AI Fine-tuning](https://www.anchorterminal.com/tools/fireworks-fine-tuning.md) C 59
6. [Together AI Fine-tuning](https://www.anchorterminal.com/tools/together-fine-tuning.md) C 54.7
7. [Unsloth](https://www.anchorterminal.com/tools/unsloth.md) D 51.5
8. [Tinker](https://www.anchorterminal.com/tools/tinker.md) D 51
9. [Nebius Token Factory fine-tuning](https://www.anchorterminal.com/tools/nebius-token-factory-fine-tuning.md) D 47.7

## Fine-tuning

- [Amazon Bedrock model customisation vs Axolotl](https://www.anchorterminal.com/compare/amazon-bedrock-customization-vs-axolotl.md): BB 75.8 vs B 64.8
- [Amazon Bedrock model customisation vs Microsoft Foundry fine-tuning (Azure OpenAI)](https://www.anchorterminal.com/compare/amazon-bedrock-customization-vs-azure-foundry-fine-tuning.md): BB 75.8 vs C 61.1
- [Amazon Bedrock model customisation vs Fireworks AI Fine-tuning](https://www.anchorterminal.com/compare/amazon-bedrock-customization-vs-fireworks-fine-tuning.md): BB 75.8 vs C 59
- [Amazon Bedrock model customisation vs Nebius Token Factory fine-tuning](https://www.anchorterminal.com/compare/amazon-bedrock-customization-vs-nebius-token-factory-fine-tuning.md): BB 75.8 vs D 47.7
- [Amazon Bedrock model customisation vs Tinker](https://www.anchorterminal.com/compare/amazon-bedrock-customization-vs-tinker.md): BB 75.8 vs D 51
- [Amazon Bedrock model customisation vs Together AI Fine-tuning](https://www.anchorterminal.com/compare/amazon-bedrock-customization-vs-together-fine-tuning.md): BB 75.8 vs C 54.7
- [Amazon Bedrock model customisation vs Unsloth](https://www.anchorterminal.com/compare/amazon-bedrock-customization-vs-unsloth.md): BB 75.8 vs D 51.5
- [Amazon Bedrock model customisation vs Vertex AI Gemini tuning](https://www.anchorterminal.com/compare/amazon-bedrock-customization-vs-vertex-ai-tuning.md): BB 75.8 vs B 64.2
- [Axolotl vs Microsoft Foundry fine-tuning (Azure OpenAI)](https://www.anchorterminal.com/compare/axolotl-vs-azure-foundry-fine-tuning.md): B 64.8 vs C 61.1
- [Axolotl vs Fireworks AI Fine-tuning](https://www.anchorterminal.com/compare/axolotl-vs-fireworks-fine-tuning.md): B 64.8 vs C 59
- [Axolotl vs Nebius Token Factory fine-tuning](https://www.anchorterminal.com/compare/axolotl-vs-nebius-token-factory-fine-tuning.md): B 64.8 vs D 47.7
- [Axolotl vs Tinker](https://www.anchorterminal.com/compare/axolotl-vs-tinker.md): B 64.8 vs D 51
- [Axolotl vs Together AI Fine-tuning](https://www.anchorterminal.com/compare/axolotl-vs-together-fine-tuning.md): B 64.8 vs C 54.7
- [Axolotl vs Unsloth](https://www.anchorterminal.com/compare/axolotl-vs-unsloth.md): B 64.8 vs D 51.5
- [Axolotl vs Vertex AI Gemini tuning](https://www.anchorterminal.com/compare/axolotl-vs-vertex-ai-tuning.md): B 64.8 vs B 64.2
- [Microsoft Foundry fine-tuning (Azure OpenAI) vs Fireworks AI Fine-tuning](https://www.anchorterminal.com/compare/azure-foundry-fine-tuning-vs-fireworks-fine-tuning.md): C 61.1 vs C 59
- [Microsoft Foundry fine-tuning (Azure OpenAI) vs Nebius Token Factory fine-tuning](https://www.anchorterminal.com/compare/azure-foundry-fine-tuning-vs-nebius-token-factory-fine-tuning.md): C 61.1 vs D 47.7
- [Microsoft Foundry fine-tuning (Azure OpenAI) vs Tinker](https://www.anchorterminal.com/compare/azure-foundry-fine-tuning-vs-tinker.md): C 61.1 vs D 51
- [Microsoft Foundry fine-tuning (Azure OpenAI) vs Together AI Fine-tuning](https://www.anchorterminal.com/compare/azure-foundry-fine-tuning-vs-together-fine-tuning.md): C 61.1 vs C 54.7
- [Microsoft Foundry fine-tuning (Azure OpenAI) vs Unsloth](https://www.anchorterminal.com/compare/azure-foundry-fine-tuning-vs-unsloth.md): C 61.1 vs D 51.5
- [Microsoft Foundry fine-tuning (Azure OpenAI) vs Vertex AI Gemini tuning](https://www.anchorterminal.com/compare/azure-foundry-fine-tuning-vs-vertex-ai-tuning.md): C 61.1 vs B 64.2
- [Fireworks AI Fine-tuning vs Nebius Token Factory fine-tuning](https://www.anchorterminal.com/compare/fireworks-fine-tuning-vs-nebius-token-factory-fine-tuning.md): C 59 vs D 47.7
- [Fireworks AI Fine-tuning vs Tinker](https://www.anchorterminal.com/compare/fireworks-fine-tuning-vs-tinker.md): C 59 vs D 51
- [Fireworks AI Fine-tuning vs Together AI Fine-tuning](https://www.anchorterminal.com/compare/fireworks-fine-tuning-vs-together-fine-tuning.md): C 59 vs C 54.7
- [Fireworks AI Fine-tuning vs Unsloth](https://www.anchorterminal.com/compare/fireworks-fine-tuning-vs-unsloth.md): C 59 vs D 51.5
- [Fireworks AI Fine-tuning vs Vertex AI Gemini tuning](https://www.anchorterminal.com/compare/fireworks-fine-tuning-vs-vertex-ai-tuning.md): C 59 vs B 64.2
- [Nebius Token Factory fine-tuning vs Tinker](https://www.anchorterminal.com/compare/nebius-token-factory-fine-tuning-vs-tinker.md): D 47.7 vs D 51
- [Nebius Token Factory fine-tuning vs Together AI Fine-tuning](https://www.anchorterminal.com/compare/nebius-token-factory-fine-tuning-vs-together-fine-tuning.md): D 47.7 vs C 54.7
- [Nebius Token Factory fine-tuning vs Unsloth](https://www.anchorterminal.com/compare/nebius-token-factory-fine-tuning-vs-unsloth.md): D 47.7 vs D 51.5
- [Nebius Token Factory fine-tuning vs Vertex AI Gemini tuning](https://www.anchorterminal.com/compare/nebius-token-factory-fine-tuning-vs-vertex-ai-tuning.md): D 47.7 vs B 64.2
- [Tinker vs Together AI Fine-tuning](https://www.anchorterminal.com/compare/tinker-vs-together-fine-tuning.md): D 51 vs C 54.7
- [Tinker vs Unsloth](https://www.anchorterminal.com/compare/tinker-vs-unsloth.md): D 51 vs D 51.5
- [Tinker vs Vertex AI Gemini tuning](https://www.anchorterminal.com/compare/tinker-vs-vertex-ai-tuning.md): D 51 vs B 64.2
- [Together AI Fine-tuning vs Unsloth](https://www.anchorterminal.com/compare/together-fine-tuning-vs-unsloth.md): C 54.7 vs D 51.5
- [Together AI Fine-tuning vs Vertex AI Gemini tuning](https://www.anchorterminal.com/compare/together-fine-tuning-vs-vertex-ai-tuning.md): C 54.7 vs B 64.2
- [Unsloth vs Vertex AI Gemini tuning](https://www.anchorterminal.com/compare/unsloth-vs-vertex-ai-tuning.md): D 51.5 vs B 64.2