Firefunction Reasoning: pricing, context window and benchmarks
Firefunction Reasoning is a mid-range model from Fireworks AI. It offers a 8,192-token context window, costs $9.08 per million input tokens and $42.16 per million output tokens, and averages 72.5 across the index's benchmark suite.
Pricing
Firefunction Reasoning costs $9.08 per million input tokens and $42.16 per million output tokens. A blended 3:1 input-to-output mix works out to about $17.35 per million tokens. Cached input is listed at $1.09 per million tokens.
| Item | Price | Notes |
|---|---|---|
| Input | $9.08 | per 1M tokens |
| Output | $42.16 | per 1M tokens |
| Cached input | $1.09 | per 1M tokens |
| Blended 3:1 | $17.35 | estimate per 1M tokens |
| 1M in + 1M out | $51.24 | estimate |
Benchmarks
Scores below are modelled estimates on a 0–100 scale. Use them to compare relative position, not as official vendor results.
| Benchmark | Score | Rank | Percentile | Relative |
|---|---|---|---|---|
| MMLU-Pro | 73.7 | 359 | 40th | |
| GPQA Diamond | 68.2 | 309 | 49th | |
| SWE-bench Verified | 58.2 | 351 | 42th | |
| HumanEval | 77.2 | 306 | 49th | |
| MATH-500 | 76.5 | 290 | 52th | |
| AIME 2025 | 71.4 | 232 | 61th | |
| LiveCodeBench | 63.7 | 326 | 46th | |
| IFEval | 81.1 | 306 | 49th | |
| TruthfulQA | 77.5 | 268 | 55th | |
| HellaSwag | 83.1 | 316 | 47th | |
| MMMU | 67.3 | 354 | 41th | |
| Arena Elo | 1359.1 | 346 | 42th |
What Firefunction Reasoning is good for
Firefunction Reasoning is a general-purpose model in the index. It handles text generation, summarization and question answering, and it can be a sensible default when you need a balance of quality, price and context. At $9.08 per million input tokens with a 8,192-token window, check its benchmark profile against the specific task before committing.
Strengths
- Accepts more than text, including image input where the provider supports it.
- Reasoning-oriented profile, useful for multi-step problems and structured analysis.
Trade-offs
- Proprietary licence: you cannot download the weights or self-host the model.
- Premium input pricing at $9.08 per million tokens.
- Context window of 8,192 tokens is small for long-document work.
- Average benchmark score is below the index median; test it on your own task.
How it compares
| Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|
| Mixtral Chat | Mistral AI | 65536 | $3.30 | 72.6 |
| Firefunction Reasoning | Fireworks AI | 8192 | $9.08 | 72.5 |
| Fusion Max | OpenRouter | 65536 | $9.14 | 72.5 |
| Mixtral Groq Instruct | Groq | 16384 | $3.25 | 72.5 |
| DBRX Instruct | Databricks | 8192 | $3.21 | 72.4 |
| Mixtral Turbo | Together AI | 65536 | $3.20 | 72.4 |
FAQ
How much does Firefunction Reasoning cost?
Firefunction Reasoning is listed at $9.08 per million input tokens and $42.16 per million output tokens. Cached input is $1.09 per million tokens. A blended 3:1 input-to-output mix is about $17.35 per million tokens.
What is the context window of Firefunction Reasoning?
Firefunction Reasoning has a context window of 8,192 tokens and can emit up to 8,192 output tokens per request in this index.
Is Firefunction Reasoning open weights?
No. Firefunction Reasoning is a proprietary model with a proprietary licence, so you cannot download the weights.
How does Firefunction Reasoning score on benchmarks?
Firefunction Reasoning averages 72.5 across the scored benchmarks in this index, ranking #313 of 600 models. Its strongest relative result is Arena Elo at 1359.1.
What is Firefunction Reasoning best for?
Firefunction Reasoning is a general-purpose model in the index. It handles text generation, summarization and question answering, and it can be a sensible default when you need a balance of quality, price and context. At $9.08 per million input tokens with a 8,192-token window, check its benchmark profile against the specific task before committing.