Code · best for
Top picks for Code Completion (2026)
Inline IDE-style autocomplete that has to feel instant. Ranked from 352 live models on the OpenRouter catalog, weighted for low latency, low cost, context window.
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 Code Completion. Pair with benchmark sources like Artificial Analysis or LMSys Arena before you ship. Full methodology →
| # | Model | Score | In / 1M | Out / 1M | Context | |
|---|---|---|---|---|---|---|
| 1 | Qwen: Qwen3.5-Flashqwen/qwen3.5-flash-02-23 | 131 | $0.07 | $0.26 | 1,000,000 | Details → |
| 2 | xAI: Grok 4.1 Fastx-ai/grok-4.1-fast | 131 | $0.20 | $0.50 | 2,000,000 | Details → |
| 3 | Google: Gemini 2.5 Flash Lite Preview 09-2025google/gemini-2.5-flash-lite-preview-09-2025 | 131 | $0.10 | $0.40 | 1,048,576 | Details → |
| 4 | xAI: Grok 4 Fastx-ai/grok-4-fast | 131 | $0.20 | $0.50 | 2,000,000 | Details → |
| 5 | OpenAI: GPT-5 Nanoopenai/gpt-5-nano | 131 | $0.05 | $0.40 | 400,000 | Details → |
| 6 | Google: Gemini 2.5 Flash Litegoogle/gemini-2.5-flash-lite | 131 | $0.10 | $0.40 | 1,048,576 | Details → |
| 7 | OpenAI: GPT-4.1 Nanoopenai/gpt-4.1-nano | 131 | $0.10 | $0.40 | 1,047,576 | Details → |
| 8 | Google: Gemini 2.0 Flash Litegoogle/gemini-2.0-flash-lite-001 | 131 | $0.07 | $0.30 | 1,048,576 | Details → |
| 9 | Google: Gemini 2.0 Flashgoogle/gemini-2.0-flash-001 | 131 | $0.10 | $0.40 | 1,000,000 | Details → |
| 10 | OpenAI: GPT-5.4 Nanoopenai/gpt-5.4-nano | 131 | $0.20 | $1.25 | 400,000 | Details → |
| 11 | Google: Gemini 3.1 Flash Lite Previewgoogle/gemini-3.1-flash-lite-preview | 131 | $0.25 | $1.50 | 1,048,576 | Details → |
| 12 | DeepSeek: DeepSeek V4 Flashdeepseek/deepseek-v4-flash | 131 | $0.14 | $0.28 | 1,048,576 | Details → |
| 13 | Qwen: Qwen3.5 Plus 2026-02-15qwen/qwen3.5-plus-02-15 | 131 | $0.26 | $1.56 | 1,000,000 | Details → |
| 14 | OpenAI: GPT-5.1-Codex-Miniopenai/gpt-5.1-codex-mini | 131 | $0.25 | $2.00 | 400,000 | Details → |
| 15 | OpenAI: GPT-5 Miniopenai/gpt-5-mini | 131 | $0.25 | $2.00 | 400,000 | Details → |
How we ranked these
For Code Completion, we weight models on low latency, low cost, context window. 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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