Longest context
Ranked by maximum context window (tokens) as listed by the API provider.
Ranked by maximum context window (tokens) as listed by the API provider. Source: OpenRouter. Variants (reasoning effort, batch) are folded into one row.
| # | Model | Capability | Reasoning | Coding | Context | $/M | Weights | Released |
|---|---|---|---|---|---|---|---|---|
| 1 | Grok 4.20xAI | 152.0 | 89.3 | — | 2M | $1.56 | Closed | 17 Feb 2026 |
| 2 | Grok 4.20 Multi-AgentxAI | — | — | — | 2M | $1.56 | — | 31 Mar 2026 |
| 3 | GLM 5.3Z.ai (Zhipu AI) · +1 variant | 155.6 | 90.9 | 69.0 | 1.31M | $2.15 | Open | 14 Aug 2026 |
| 4 | DeepSeek V4 Flash 0731DeepSeek | 154.5 | 91.0 | — | 1.31M | $0.093 | Open | 31 Jul 2026 |
| 5 | GLM 5.3 FlashZ.ai (Zhipu AI) · +1 variant | 151.9 | 90.2 | 63.4 | 1.31M | $0.24 | Open | 20 Aug 2026 |
| 6 | Llama 4 ScoutMeta | 129.6 | 51.8 | — | 1.31M | $0.15 | Open | 5 Apr 2025 |
| 7 | GPT-5.6 SolOpenAI · +1 variant | 162.0 | 93.5 | 72.7 | 1.05M | $4.00 | Closed | 9 Jul 2026 |
| 8 | GPT-5.6 TerraOpenAI · +1 variant | 159.3 | 93.3 | 69.6 | 1.05M | $4.50 | Closed | 9 Jul 2026 |
| 9 | GPT-5.4 ProOpenAI · +1 variant | 159.1 | — | — | 1.05M | $67.50 | Closed | 5 Mar 2026 |
| 10 | GPT-5.4OpenAI · +1 variant | 156.9 | 89.9 | — | 1.05M | $5.63 | Closed | 5 Mar 2026 |
| 11 | GPT-5.6 LunaOpenAI · +1 variant | 156.3 | 91.6 | 67.2 | 1.05M | $0.45 | Closed | 9 Jul 2026 |
| 12 | GPT-5.5batchOpenAI · +1 variant | — | — | — | 1.05M | $5.63 | — | 24 Apr 2026 |
| 13 | GPT-5.5 ProbatchOpenAI · +1 variant | — | — | — | 1.05M | $33.75 | — | 24 Apr 2026 |
| 14 | GPT-5.6 Luna ProOpenAI · +1 variant | — | — | — | 1.05M | $0.45 | — | 9 Jul 2026 |
| 15 | GPT-5.6 Sol ProOpenAI · +1 variant | — | — | — | 1.05M | $8.00 | — | 9 Jul 2026 |
| 16 | GPT-5.6 Terra ProOpenAI · +1 variant | — | — | — | 1.05M | $4.50 | — | 9 Jul 2026 |
| 17 | GPT-6 AstraNEWbatchOpenAI · +1 variant | — | — | — | 1.05M | $10.00 | — | 4 Sep 2026 |
| 18 | GPT-6 Astra ProNEWOpenAI · +1 variant | — | — | — | 1.05M | $20.00 | — | 4 Sep 2026 |
| 19 | GPT-6 LunaNEWOpenAI · +1 variant | — | — | — | 1.05M | $0.20 | — | 22 Sep 2026 |
| 20 | GPT-6 Luna ProNEWOpenAI · +1 variant | — | — | — | 1.05M | $0.20 | — | 22 Sep 2026 |
| 21 | GPT-6 SolNEWOpenAI · +1 variant | — | — | — | 1.05M | $4.00 | — | 22 Sep 2026 |
| 22 | GPT-6 Sol ProNEWOpenAI · +1 variant | — | — | — | 1.05M | $4.00 | — | 22 Sep 2026 |
| 23 | MiMo-V2.5Xiaomi | — | — | — | 1.05M | $0.17 | Open | 22 Apr 2026 |
| 24 | MiMo-V2.5-ProXiaomi | — | — | — | 1.05M | $0.54 | Open | 22 Apr 2026 |
| 25 | MiMo-V2.6-ProNEWXiaomi | — | — | — | 1.05M | $0.54 | Open | 21 Sep 2026 |
| 26 | LongCat 2.0Meituan | — | — | — | 1.05M | $0.53 | Open | 20 Jul 2026 |
| 27 | Gemini 3.7 FlashGoogle · +1 variant | 157.7 | 94.8 | 65.3 | 1.05M | $1.50 | Closed | 13 Aug 2026 |
| 28 | Kimi K3Moonshot AI · +1 variant | 157.7 | 93.1 | 68.5 | 1.05M | $6.00 | Open | 16 Jul 2026 |
| 29 | Gemini 3.8 FlashNEWGoogle · +1 variant | 157.1 | 95.4 | 73.8 | 1.05M | $1.50 | Closed | 2 Sep 2026 |
| 30 | Muse Spark 1.3NEWMeta | 156.9 | — | — | 1.05M | $2.00 | Closed | 2 Sep 2026 |
| 31 | DeepSeek V4 Pro 0813DeepSeek | 155.4 | 91.7 | — | 1.05M | $1.41 | Open | 13 Aug 2026 |
| 32 | Muse Spark 1.2Meta | 155.2 | — | — | 1.05M | $2.00 | Closed | 5 Aug 2026 |
| 33 | Gemini 3.5 FlashGoogle · +1 variant | 154.6 | 92.8 | 37.4 | 1.05M | $3.38 | Closed | 19 May 2026 |
| 34 | Gemini 3.6 FlashGoogle · +1 variant | 154.4 | 94.1 | 46.7 | 1.05M | $1.50 | Closed | 21 Jul 2026 |
| 35 | Muse Spark 1.1Meta | 154.3 | — | 53.3 | 1.05M | $2.00 | Closed | 9 Jul 2026 |
| 36 | GLM 5.2Z.ai (Zhipu AI) | 151.8 | 91.9 | 43.8 | 1.05M | $1.39 | Open | 16 Jun 2026 |
| 37 | DeepSeek V4 Pro 0423DeepSeek | 149.1 | — | — | 1.05M | $1.19 | Open | 24 Apr 2026 |
| 38 | MiniMax M3MiniMax | 147.0 | 90.9 | — | 1.05M | $0.53 | Open | 1 Jun 2026 |
| 39 | DeepSeek V4 Flash 0423DeepSeek | 146.1 | — | — | 1.05M | $0.17 | Open | 24 Apr 2026 |
| 40 | Gemini 3.5 Flash LiteGoogle · +1 variant | 145.1 | 83.3 | — | 1.05M | $0.85 | Closed | 21 Jul 2026 |
| 41 | Llama 4 MaverickMeta | 132.2 | — | — | 1.05M | $0.30 | Open | 6 Apr 2025 |
| 42 | DeepSeek V4 Flash Vision ExpDeepSeek | — | — | — | 1.05M | $0.32 | Open | 21 Aug 2026 |
| 43 | DeepSeek V4.1 FlashNEWbatchDeepSeek · +1 variant | — | — | — | 1.05M | $0.17 | Open | 10 Sep 2026 |
| 44 | Ember-1NEWFireworks AI | — | — | — | 1.05M | $6.00 | — | 24 Sep 2026 |
| 45 | Gemini 2.5 FlashGoogle · +1 variant | — | — | — | 1.05M | $0.85 | — | 17 Jun 2025 |
| 46 | Gemini 2.5 Flash LiteGoogle · +1 variant | — | — | — | 1.05M | $0.17 | — | 22 Jul 2025 |
| 47 | Gemini 2.5 ProGoogle · +1 variant | — | — | — | 1.05M | $3.44 | — | 17 Jun 2025 |
| 48 | Gemini 2.5 Pro Preview 06-05Google | — | — | — | 1.05M | $3.44 | — | 5 Jun 2025 |
| 49 | Gemini 3 Flash PreviewGoogle · +1 variant | — | 89.4 | — | 1.05M | $1.13 | — | 17 Dec 2025 |
| 50 | Gemini 3.1 Flash LitebatchGoogle · +1 variant | — | — | — | 1.05M | $0.28 | — | 7 May 2026 |
— means no published score from that source yet · click a model for every benchmark with its source
New - awaiting independent evaluation
All new models →- Claude Sonnet 5.5Anthropic · 28 Sep 2026 · AA 56 · 1M · $4.00/M
- Qwen3.8 Max PrimeAlibaba (Qwen) · 23 Sep 2026 · 1M · $6.00/M
- GPT-6 SolOpenAI · 22 Sep 2026 · AA 47.5 · 1.05M · $4.00/M
- GPT-6 LunaOpenAI · 22 Sep 2026 · AA 37.3 · 1.05M · $0.20/M
- GPT-6 Sol ProOpenAI · 22 Sep 2026 · 1.05M · $4.00/M
- GPT-6 Luna ProOpenAI · 22 Sep 2026 · 1.05M · $0.20/M
- Claude Opus 5.5Anthropic · 22 Sep 2026 · AA 57.6 · 1M · $8.00/M
- Grok 4.7xAI · 21 Sep 2026 · AA 46.4 · 500K · $3.00/M
Not ranked until an independent evaluator (Epoch AI) publishes scores. We don't use vendor-reported benchmark claims for rankings.
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