Native Bedrock Codex missing explicit prompt cache controls causes high write spend
Developers using native OpenAI Codex CLI via Amazon Bedrock Mantle on GPT-5.6 Sol report high costs driven by missing explicit prompt cache controls. Telemetry shows cache writes accounting for nearly 85% of total model spend due to missing request options.
Why it matters
Developers using native OpenAI Codex CLI via Amazon Bedrock Mantle on GPT-5.6 Sol report high costs driven by missing explicit prompt cache controls. Telemetry shows cache writes accounting for nearly 85% of total model spend due to missing request options.
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