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OpenAI: o4 Mini Deep Research vs Anthropic: Claude Opus 4.5

OpenAI: o4 Mini Deep Research is cheaper on output tokens. Choose OpenAI: o4 Mini Deep Research or Anthropic: Claude Opus 4.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecOpenAI: o4 Mini Deep ResearchAnthropic: Claude Opus 4.5
ProviderKilo GatewayKilo Gateway
Input / 1M tokens$2.00$5.00
Output / 1M tokens$8.00$25.00
Context window200K200K
Parameters
Open weightsNoNo
ReleasedJun 2024Nov 2025

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.