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Explore models.
deepseek-aiReleased 5 days ago
DeepSeek-V4.1-Flash-1017
DeepSeek-V4.1-Flash-1017 is a minor update to DeepSeek-V4.1-Flash, delivering substantial improvements across reasoning, coding, agentic tasks, and visual benchmarks. Alongside these gains, the model…
1M contextImage inputTool calling
reflectionReleased 6 days ago
Reflection: Beam 1.0 501B A23B
Apache-2.0 text model with 501B total and 23B active parameters; ships BF16, FP8 and NVFP4 weights.
1M context501BTool callingStructured output
metaReleased 7 days ago
Meta: Muse Spark Open
OpenRouter lists a 1,048,576-token context and up to 943,718 output tokens for this open-weight model aimed at agentic coding.
1M contextImage inputAudio input
NVIDIAReleased 7 days ago
Nemotron 3.5 Super VL
120B/12B-active Mamba-2 hybrid with a vision encoder; native speculative decoding and switchable thinking.
1M context120BReasoningImage input
AA IntelligenceEffort not specified26.49LiveBenchEffort: max · single run · equal mean of 7 suites51.47%
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googleReleased 22 days ago
Google: Gemini 4 Argon
Long decode can use the unified 1M-token budget for output; reads video, audio and PDFs, with implicit-only caching.
1M contextImage inputAudio input
AA IntelligenceEffort: high · High52.56LiveBenchEffort: high · single run · equal mean of 7 suites84.1%
$1.00in$5.00out/ 1M tokens · USDGoogle AI Studio · via OpenRouter · 8 endpointsgoogle-ai-studio/flex · tier=flex
openaiReleased 23 days ago
OpenAI: GPT-6.1 Sol
Requires Responses API for tools; offers Ultrafast inference with US or EU data residency.
1.1M contextImage inputTool calling
AA IntelligenceEffort: max · Max51.83LiveBenchEffort: max · single run · equal mean of 7 suites85.41%
$1.00in$5.00out/ 1M tokens · USDOpenAI · via OpenRouter · 10 endpointsopenai/flex · tier=flex · prompt ≤ 272000 tokens
anthropicReleased 24 days ago
Anthropic: Claude Sonnet 5.5
Tuned for quick iteration on scoped fixes and documents; Anthropic favors Opus 5.5 for open-ended work needing sustained judgment.
1M contextImage inputTool calling
assemblyaiListed 29 days ago
AssemblyAI: Universal-3.5 Pro
Universal-3.5 Pro is AssemblyAI's speech-to-text model served through its Sync API, returning a complete transcript with word-level timestamps in a single synchronous response for audio up to 20 minutes. It...
Audio inputTranscription
anthropicReleased 30 days ago
Anthropic: Claude Opus 5.5
Always-on adaptive thinking defaults to medium effort; built for sustained work across large codebases and professional documents.
1M contextImage inputTool calling
openaiReleased 30 days ago
OpenAI: GPT-6 Luna
Can turn reasoning off for high-volume requests; Chat Completions tool calls require reasoning_effort=none.
1.1M contextImage inputTool calling
AA IntelligenceEffort: max · Max38.12LiveBenchEffort: max · single run · equal mean of 7 suites69.4%
$0.05in$0.25out/ 1M tokens · USDOpenAI · via OpenRouter · 9 endpointsopenai/flex · tier=flex · prompt ≤ 272000 tokens
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xiaomiReleased Sep 21
Xiaomi: MiMo-V2.6-Pro
MiMo-V2.6-Pro is the flagship foundation model developed by Xiaomi. Built at a scale of over 1T parameters, it is designed to push the ceiling of capability for the most demanding...
1.1M contextImage inputAudio input
AA IntelligenceEffort not specified46.32LiveBenchEffort: high · single run · equal mean of 7 suites74.87%
$0.387in$0.783out/ 1M tokens · USDDeepInfra · via OpenRouter · 7 endpointsdeepinfra/fp8 · quantization=fp8
stepfun-aiReleased Sep 18
Step-5-Preview
600B total and 27B active parameters; accepts images and video, with FP8 and BF16 weights for deployment.
1M contextImage inputVideo input
deepseekReleased Sep 10
DeepSeek: DeepSeek V4.1 Flash
Causal encoder-decoder activates 8B parameters for input and 16B for output, reducing the compute needed for long inputs.
1M contextImage inputTool calling
$0.0239in$0.375out/ 1M tokens · USDOpenInference · via OpenRouter · 47 endpointsopen-inference/fp4 · quantization=fp4
Institute of Foundation ModelsReleased Sep 3
K2 Horizon 375B A23B
524.3K context375BReasoningOpen weights
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openaiReleased Sep 3
OpenAI: GPT-6 Astra
Accepts mid-turn steering and async tool calls, so agents can take new instructions while other tools are still running.
1.1M contextImage inputTool calling
AA IntelligenceEffort: max · Max52.67LiveBenchEffort: max · single run · equal mean of 7 suites86.14%
$5.00in$25.00out/ 1M tokens · USDOpenAI · via OpenRouter · 9 endpointsopenai/flex · tier=flex · prompt ≤ 272000 tokens
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anthropicReleased Sep 1
Anthropic: Claude Fable 5.1
Beta controls change effort per message without invalidating the prompt cache and report progress between tool calls.
1M contextImage inputTool calling