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GPT-5.4 mini

openai/gpt-5.4-mini

OpenAI / GPT

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Strong small GPT for coding subagents, quick tool use, and high-volume work

Released
2026-03-17
Context window
400K
Max output
128K
Weights
Closed
Modalities
TextInputImageInputTextOutput
Capabilities
AttachmentsReasoningTool callStructured
Providers
302.AIAbacusAIHubMixAzureAzure Cognitive ServicesCrossModelFastRouterFreeModelFrogBotGitHub CopilotKenariKilo GatewayLLM GatewayMerge GatewayModel Oracle AINanoGPTNEAR AI CloudNeonOpenAIOpenCode ZenOpenRouterOrcaRouterPioneerPoeVercel AI GatewayVivgridXpersonaZenMux

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