gpt-realtime
gpt-realtime is worth evaluating for vision when its provider route and context window match the workload.
Use it for
- Teams evaluating vision
- Workloads that can use a 32k context window
- Buyers comparing 1 tracked provider route
Do not use it for
- Strict JSON or tool-calling flows
- Family
- GPT Realtime
- Released
- 2025-10-06
- Context
- 32k
- Max output
- 4,096
- Architecture
- Decoder Only
- Knowledge cutoff
- 2023-10
- Specialization
- realtime-voice
- Openness
- Proprietary
- License
- ProprietaryCommercial use: conditional
- Weights
- Not released
- Code
- Unknown
- Training
- Pretrained
Cheapest of 1 route · OpenAI API · cache read $0.400
About
Realtime model capable of text and audio inputs and outputs via the Realtime API.
gpt-realtime is a proprietary model in the GPT Realtime family. The structured metadata tracks a 32k-token context window, multimodal input, and audio. This page tracks provider routes through OpenAI API, with the cheapest tracked route listed at $4 input and $16 output per 1M tokens. No headline benchmark score is tracked for gpt-realtime yet.
Top use-case fit
Vision
Included by capability and metadata signals in the decision map.
Provider price ladder
Compare API pricing across 1 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Cache | Route |
|---|---|---|---|---|
| OpenAI API | $4.00 | $16.00 | read $0.400 | Serverless |
Available via routers & gateways(15)
LiteLLM
GatewayOpen-source Python SDK and proxy server that unifies 100+ LLM APIs behind a single OpenAI-compatible interface, with load balancing, cost tracking, and configurable failover.
OpenRouter
HybridUnified hybrid gateway to 400+ models from 60+ providers via a single OpenAI-compatible API, with optional auto-routing that selects the best model per prompt.
Portkey
GatewayProduction AI gateway routing to 1,600+ LLMs with failover, load balancing, semantic caching, and guardrails; Apache 2.0 core is fully self-hostable with the complete feature set.
AIRouter
RouterCommercial LLM router that analyzes incoming requests and routes to the optimal model for cost/quality/latency via a drop-in OpenAI-compatible API, with a privacy-preserving embedding mode that avoids sending prompt content.
Helicone
GatewayObservability-first AI gateway with routing, caching, rate limiting, and request tracing; Apache 2.0 open-source core with a managed hosted tier for logging and analytics.
Kong AI Gateway
GatewayMulti-LLM AI gateway built on Kong Gateway 3.x, adding semantic routing, load balancing, guardrails, and MCP traffic analytics as plugins over Kong's existing API management platform.
Capabilities
Benchmark peer barsfor Vision
No task-mapped benchmark peers are available for this model yet.
Migration checks
No linked migration route is available for this model yet.
Compare gpt-realtime with other models
Comparison and alternatives
Browse all comparisons →Frequently asked questions
What is the context window of gpt-realtime?
gpt-realtime has a context window of 32k tokens.
What is the max output of gpt-realtime?
gpt-realtime can generate up to 4,096 output tokens.
How much does gpt-realtime cost?
gpt-realtime is available at $4.00/1M input tokens through OpenAI API.
When was gpt-realtime released?
gpt-realtime was released on 2025-10-06.
Which providers offer gpt-realtime?
gpt-realtime is available from 1 provider: OpenAI API.
Cheapest of 1 route · OpenAI API · cache read $0.400