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OpenAI · AI API · Model API

OpenAI GPT-Realtime-2.1 Mini API

OpenAI GPT-Realtime-2.1 Mini is a lower-cost realtime reasoning model for voice interactions. Text pricing is $0.60 per 1M input tokens, $0.06 cached input, and $2.40 per 1M output tokens; audio is $10.00 input and $20.00 output per 1M audio tokens, with a 128,000-token context window.

INPUT / 1M$0.60Native listed metric
OUTPUT / 1M$2.40Native listed metric
Pricing

Pricing details

Secondary price terms only; primary pricing stays in the deal summary.

CACHED / 1M$0.06When available
Fit & constraints

Fit & constraints

Use-case fit and limitations from the existing resource record.

AVAILABILITY

Available

Resource facts

Technical profile

Non-price resource facts only; pricing, history, and evidence stay in their own sections.

CONTEXT128,000
AI MODELGPT-Realtime-2.1 Mini
Trust layer

Verified evidence

Decision visuals remain traceable to the existing source and verification record.

Verified
EvidenceOfficial

Independent ranking · native prices · evidence-linked · commercial relationships isolated from scoring and publication.