Business · best for
Best AI model for Customer Support (2026)
Replying to tickets and chats accurately. Ranked from 346 live models on the OpenRouter catalog, weighted for low latency, low cost, tool calling.
| # | Model | Score | In / 1M | Out / 1M | Context | |
|---|---|---|---|---|---|---|
| 1 | Auto Routeropenrouter/auto | 400128 | $-1000000.00 | $-1000000.00 | 2,000,000 | Try → |
| 2 | Pareto Code Routeropenrouter/pareto-code | 400124 | $-1000000.00 | $-1000000.00 | 200,000 | Try → |
| 3 | Body Builder (beta)openrouter/bodybuilder | 400124 | $-1000000.00 | $-1000000.00 | 128,000 | Try → |
| 4 | Google: Gemma 4 26B A4B (free)google/gemma-4-26b-a4b-it:free | 128 | Free | Free | 262,144 | Try → |
| 5 | Google: Gemma 4 31B (free)google/gemma-4-31b-it:free | 128 | Free | Free | 262,144 | Try → |
| 6 | Qwen: Qwen3.5-9Bqwen/qwen3.5-9b | 128 | $0.10 | $0.15 | 262,144 | Try → |
| 7 | Google: Gemma 4 26B A4B google/gemma-4-26b-a4b-it | 127 | $0.07 | $0.35 | 262,144 | Try → |
| 8 | Google: Gemma 4 31Bgoogle/gemma-4-31b-it | 127 | $0.13 | $0.38 | 262,144 | Try → |
| 9 | ByteDance Seed: Seed-2.0-Minibytedance-seed/seed-2.0-mini | 127 | $0.10 | $0.40 | 262,144 | Try → |
| 10 | Qwen: Qwen3.5-Flashqwen/qwen3.5-flash-02-23 | 127 | $0.07 | $0.26 | 1,000,000 | Try → |
| 11 | ByteDance Seed: Seed 1.6 Flashbytedance-seed/seed-1.6-flash | 127 | $0.07 | $0.30 | 262,144 | Try → |
| 12 | xAI: Grok 4.1 Fastx-ai/grok-4.1-fast | 127 | $0.20 | $0.50 | 2,000,000 | Try → |
| 13 | Google: Gemini 2.5 Flash Lite Preview 09-2025google/gemini-2.5-flash-lite-preview-09-2025 | 127 | $0.10 | $0.40 | 1,048,576 | Try → |
| 14 | xAI: Grok 4 Fastx-ai/grok-4-fast | 127 | $0.20 | $0.50 | 2,000,000 | Try → |
| 15 | OpenAI: GPT-5 Nanoopenai/gpt-5-nano | 127 | $0.05 | $0.40 | 400,000 | Try → |
How we ranked these
For Customer Support, we weight models on low latency, low cost, tool calling. Higher means better. Scores combine OpenRouter's model metadata (context length, modality support, tool calling, structured output, reasoning capability) with public pricing. See full methodology →
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