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Top picks for Fitness Coaching (2026)

Workout planning and progress feedback. Ranked from 352 live models on the OpenRouter catalog, weighted for reasoning quality, structured output.

What this is A capability-matched shortlist, not a benchmark-tested winner. Models are scored by the fit of their declared specs (structured output, reasoning, context, modality, price) against Fitness Coaching. Pair with benchmark sources like Artificial Analysis or LMSys Arena before you ship. Full methodology →
#ModelScoreIn / 1MOut / 1MContext
1 Xiaomi: MiMo-V2.5xiaomi/mimo-v2.5 112 $0.40 $2.00 1,048,576 Details →
2 MoonshotAI: Kimi K2.6moonshotai/kimi-k2.6 112 $0.74 $4.66 256,000 Details →
3 Google: Gemma 4 26B A4B (free)google/gemma-4-26b-a4b-it:free 112 Free Free 262,144 Details →
4 Google: Gemma 4 26B A4B google/gemma-4-26b-a4b-it 112 $0.06 $0.33 262,144 Details →
5 Google: Gemma 4 31B (free)google/gemma-4-31b-it:free 112 Free Free 262,144 Details →
6 Google: Gemma 4 31Bgoogle/gemma-4-31b-it 112 $0.13 $0.38 262,144 Details →
7 Qwen: Qwen3.6 Plusqwen/qwen3.6-plus 112 $0.33 $1.95 1,000,000 Details →
8 Z.ai: GLM 5V Turboz-ai/glm-5v-turbo 112 $1.20 $4.00 202,752 Details →
9 xAI: Grok 4.20x-ai/grok-4.20 112 $2.00 $6.00 2,000,000 Details →
10 Xiaomi: MiMo-V2-Omnixiaomi/mimo-v2-omni 112 $0.40 $2.00 262,144 Details →
11 OpenAI: GPT-5.4 Nanoopenai/gpt-5.4-nano 112 $0.20 $1.25 400,000 Details →
12 OpenAI: GPT-5.4 Miniopenai/gpt-5.4-mini 112 $0.75 $4.50 400,000 Details →
13 Mistral: Mistral Small 4mistralai/mistral-small-2603 112 $0.15 $0.60 262,144 Details →
14 ByteDance Seed: Seed-2.0-Litebytedance-seed/seed-2.0-lite 112 $0.25 $2.00 262,144 Details →
15 Qwen: Qwen3.5-9Bqwen/qwen3.5-9b 112 $0.10 $0.15 262,144 Details →

How we ranked these

For Fitness Coaching, we weight models on reasoning quality, structured output. Higher means better. Scores combine each model's public metadata (context length, modality support, tool calling, structured output, reasoning capability) with live pricing. See full methodology →

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