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GPT Audio openai

Closed weights API only frontier listed on OpenRouter 2026-01-19 (278d ago) · source Last verified 2026-10-25 06:51 UTC Docs ↗ OpenRouter ↗

Release timeline

Stages observed by the nightly radar: announced → API only → weights public → served by third parties. Each entry carries the source it was seen at.

  1. 2026-01-19 · API only source
    seeded from the earliest dated observation when first seen · observed 2026-10-07 20:20 UTC

Description

The gpt-audio model is OpenAI's first generally available audio model. The new snapshot features an upgraded decoder for more natural sounding voices and maintains better voice consistency. Audio is priced...

via OpenRouter listing · observed 2026-10-24 21:26 UTC. The listing text is the provider's own description, not an assessment.

Where to run 1 providers · 1 endpoints

Hosted endpoints observed for GPT Audio, sorted by input price (USD per million tokens). Each row names its observer and date; prices change daily, so check the source before quoting. Cheapest observed input price: $2.50/M.

ProviderModel refContextQuant$/M in$/M outtok/sTTFTToolsStatusObserved
OpenAI
openrouter
openai/gpt-audio 125K unknown $2.50 $10.00 — — yes live 2026-10-24

No third-party providers observed beyond the lab's own endpoints.

Facts

Context length128,000 tokens (125K) · OpenRouter listing
Modalitiestext + audio → text + audio
Max completion tokens16,384
Supported parametersfrequency_penalty, logit_bias, logprobs, max_tokens, presence_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_logprobs, top_p
OpennessClosed weights · closed lab
StageAPI only
Confidencemedium
Pricing (USD per M tokens) in $2.50 · out $10.00
OpenRouter list price (cheapest live endpoint) · source · observed 2026-10-24 21:26 UTC

Open alternatives 5

Nearest open-weights models by modality, context and price on this watch list. Not a quality ranking.

ModelOrgParamsContext$/M inLicenseWhy it is here
Meta-Llama-3-8B-Instruct meta-llama 8.03B — — llama3 closest by rank, context and price
Llama-3.1-8B meta-llama 8.03B — — llama3.1 closest by rank, context and price
DeepSeek-R1 deepseek-ai 684B 160K $0.70 mit similar context (164K), cheaper input price ($0.7/M vs $2.5/M)
Qwen3-0.6B Qwen 752M 40K — apache-2.0 closest by rank, context and price
DeepSeek-R1-Distill-Qwen-32B deepseek-ai 32.8B 128K — mit similar context (131K)

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Sources

Radar run: 2026-10-25 06:51 UTC · Last verified 2026-10-25 06:51 UTC