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GPT-5

openai/gpt-5

OpenAI / GPT

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Original GPT-5 workhorse for reasoning, coding, writing, and tool workflows

Released
2025-08-07
Context window
400K
Max output
128K
Weights
Closed
Modalities
TextInputImageInputTextOutput
Capabilities
AttachmentsReasoningTool callStructured
Providers
302.AIAbacusAnyAPIAzureAzure Cognitive ServicesFastRouterHeliconeKilo GatewayLLM GatewayMerge GatewayModel Oracle AINanoGPTNEAR AI CloudNeonOpenAIOpenCode ZenOpenRouterOrcaRouterPoeQiniuRequestySAP AI CoreVercel AI GatewayZenMux

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