{"data":{"id":"nvidia/nemotron-3-ultra-550b-a55b","name":"NVIDIA: Nemotron 3 Ultra","created":1780551208,"description":"NVIDIA Nemotron 3 Ultra is an open frontier-reasoning and orchestration model from NVIDIA, with 55B active parameters out of 550B total (MoE). Built on a hybrid Transformer-Mamba mixture-of-experts architecture, it...","architecture":{"tokenizer":"Other","instruct_type":null,"modality":"text->text","input_modalities":["text"],"output_modalities":["text"]},"endpoints":[{"name":"DeepInfra | nvidia/nemotron-3-ultra-550b-a55b-20260604","model_id":"nvidia/nemotron-3-ultra-550b-a55b","model_name":"NVIDIA: Nemotron 3 Ultra","context_length":262144,"pricing":{"prompt":"0.0000004","completion":"0.00000176","input_cache_read":"0.00000008","discount":0},"provider_name":"DeepInfra","tag":"deepinfra/fp4/flex","service_tier":"flex","quantization":"fp4","max_completion_tokens":16384,"max_prompt_tokens":null,"supported_parameters":["reasoning","include_reasoning","max_tokens","temperature","top_p","stop","frequency_penalty","presence_penalty","repetition_penalty","top_k","seed","min_p","logit_bias","response_format","structured_outputs","tools","tool_choice","reasoning_effort"],"supports_tool_choice":{"none":true,"auto":true,"required":false,"function":false},"status":-2,"uptime_last_30m":87.5,"uptime_last_5m":100,"uptime_last_1d":94.5578231292517,"supports_implicit_caching":true,"native_tools":{},"supports_voice_cloning":false,"supports_multiple_audio_references":false,"supports_image_reference":false,"supports_diarization":false,"latency_last_30m":null,"throughput_last_30m":null},{"name":"DeepInfra | nvidia/nemotron-3-ultra-550b-a55b-20260604","model_id":"nvidia/nemotron-3-ultra-550b-a55b","model_name":"NVIDIA: Nemotron 3 Ultra","context_length":262144,"pricing":{"prompt":"0.0000005","completion":"0.0000022","input_cache_read":"0.0000001","discount":0},"provider_name":"DeepInfra","tag":"deepinfra/fp4","service_tier":null,"quantization":"fp4","max_completion_tokens":16384,"max_prompt_tokens":null,"supported_parameters":["reasoning","include_reasoning","max_tokens","temperature","top_p","stop","frequency_penalty","presence_penalty","repetition_penalty","top_k","seed","min_p","tools","tool_choice","structured_outputs","response_format","logit_bias","reasoning_effort"],"supports_tool_choice":{"none":true,"auto":true,"required":false,"function":false},"status":0,"uptime_last_30m":100,"uptime_last_5m":100,"uptime_last_1d":100,"supports_implicit_caching":true,"native_tools":{},"supports_voice_cloning":false,"supports_multiple_audio_references":false,"supports_image_reference":false,"supports_diarization":false,"latency_last_30m":null,"throughput_last_30m":null},{"name":"BaseTen | nvidia/nemotron-3-ultra-550b-a55b-20260604","model_id":"nvidia/nemotron-3-ultra-550b-a55b","model_name":"NVIDIA: Nemotron 3 Ultra","context_length":202800,"pricing":{"prompt":"0.0000006","completion":"0.0000024","input_cache_read":"0.00000012","discount":0},"provider_name":"BaseTen","tag":"baseten/fp4/us","service_tier":null,"quantization":"fp4","max_completion_tokens":182520,"max_prompt_tokens":null,"supported_parameters":["reasoning","include_reasoning","max_tokens","temperature","top_p","stop","frequency_penalty","presence_penalty","top_k","tools","tool_choice","reasoning_effort"],"supports_tool_choice":{"none":true,"auto":true,"required":true,"function":true},"status":0,"uptime_last_30m":100,"uptime_last_5m":100,"uptime_last_1d":100,"supports_implicit_caching":true,"native_tools":{},"supports_voice_cloning":false,"supports_multiple_audio_references":false,"supports_image_reference":false,"supports_diarization":false,"latency_last_30m":null,"throughput_last_30m":null},{"name":"BaseTen | nvidia/nemotron-3-ultra-550b-a55b-20260604","model_id":"nvidia/nemotron-3-ultra-550b-a55b","model_name":"NVIDIA: Nemotron 3 Ultra","context_length":202800,"pricing":{"prompt":"0.0000006","completion":"0.0000024","input_cache_read":"0.00000012","discount":0},"provider_name":"BaseTen","tag":"baseten/fp4","service_tier":null,"quantization":"fp4","max_completion_tokens":182520,"max_prompt_tokens":null,"supported_parameters":["reasoning","include_reasoning","max_tokens","temperature","top_p","stop","frequency_penalty","presence_penalty","top_k","tools","tool_choice","reasoning_effort"],"supports_tool_choice":{"none":true,"auto":true,"required":true,"function":true},"status":0,"uptime_last_30m":100,"uptime_last_5m":null,"uptime_last_1d":100,"supports_implicit_caching":true,"native_tools":{},"supports_voice_cloning":false,"supports_multiple_audio_references":false,"supports_image_reference":false,"supports_diarization":false,"latency_last_30m":null,"throughput_last_30m":null},{"name":"Venice | nvidia/nemotron-3-ultra-550b-a55b-20260604","model_id":"nvidia/nemotron-3-ultra-550b-a55b","model_name":"NVIDIA: Nemotron 3 Ultra","context_length":256000,"pricing":{"prompt":"0.000000625","completion":"0.000003125","input_cache_read":"0.0000001875","discount":0},"provider_name":"Venice","tag":"venice/fp8","service_tier":null,"quantization":"fp8","max_completion_tokens":32768,"max_prompt_tokens":null,"supported_parameters":["reasoning","include_reasoning","max_tokens","temperature","top_p","stop","frequency_penalty","presence_penalty","top_k","response_format","tools","tool_choice","reasoning_effort"],"supports_tool_choice":{"none":true,"auto":true,"required":false,"function":false},"status":0,"uptime_last_30m":100,"uptime_last_5m":100,"uptime_last_1d":98.9769820971867,"supports_implicit_caching":true,"native_tools":{},"supports_voice_cloning":false,"supports_multiple_audio_references":false,"supports_image_reference":false,"supports_diarization":false,"latency_last_30m":null,"throughput_last_30m":null}]}}