Ways to buy 2
| Way to buy | Input | Output | In / out per 1M | Cached | Vs list |
|---|---|---|---|---|---|
 OpenAI APIThe lab's own API | $0.02 | Free | $0.02 / FreeList price | n/a | List price |
 Azure AI FoundryDefault region | $0.02 | Free | $0.02 / FreeSame as list | n/a | Same as list |
USD per 1M tokens. Regions are separate routes.
Through a gateway
Your own numbers100M input and 20M output tokens a month: $2.00 direct.
Helicone$2.00+0%
Kong AI Gateway$2.00+0%
LiteLLM$2.00+0%
Vercel AI Gateway$2.00+0%
Cloudflare AI Gateway$2.10+5%
Requesty$2.10+5%
Eden AI$2.11+5.5%
OpenRouter$2.11+5.5%
No published token fee: Martian Gateway, Portkey, TrueFoundry AI Gateway.
Related models
| In / out per 1M | Cheapest route | ||||||
|---|---|---|---|---|---|---|---|
| GPT-6 Luna OpenAI · 1.05MCheapest: $0.1 on OpenAI (flex) | $0.1 | $0.5 | $0.1 / $0.5 | $0.2 | 1.05M | $0.1 on OpenAI (flex) | · |
| GPT-6 Luna Pro OpenAI · 1.05MCheapest: $0.1 on OpenAI (flex) | $0.1 | $0.5 | $0.1 / $0.5 | $0.2 | 1.05M | $0.1 on OpenAI (flex) | · |
| GPT-6 Sol OpenAI · 1.05MCheapest: $2 on OpenAI (flex) | $2 | $10 | $2 / $10 | $4 | 1.05M | $2 on OpenAI (flex) | · |
| GPT-6 Sol Pro OpenAI · 1.05MCheapest: $2 on OpenAI (flex) | $2 | $10 | $2 / $10 | $4 | 1.05M | $2 on OpenAI (flex) | · |
 Qwen3 Embedding 4BQwen (Alibaba) · 33K | $0.02 | Free | $0.02 / Free | $0.015 | 33K | on DeepInfra (us) | · |
| Qwen3 Embedding 8B Qwen (Alibaba) · 33K | $0.01 | Free | $0.01 / Free | $0.0075 | 33K | on Nebius | · |
 Llama 3.1 8B InstructMeta · 131K | $0.02 | $0.04 | $0.02 / $0.04 | $0.025 | 131K | on DeepInfra (fp8) | · |
 Mistral NemoMistral AI · 131K | $0.018 | $0.03 | $0.018 / $0.03 | $0.021 | 131K | on DekaLLM (fp8) | · |
About Text Embedding 3 Small
text-embedding-3-small is OpenAI's improved, more performant version of the ada embedding model.
Takes text in and returns embeddings. First listed Sep 24, 2026. Blended price $0.015 per 1M tokens at 3 input to 1 output. Model id text-embedding-3-small.
Price history
List price since Sep 24, 2026, from daily reads of the OpenRouter catalog.
Questions
How much does Text Embedding 3 Small cost?
$0.02 per million input tokens and Free per million output tokens.
What is the context window of Text Embedding 3 Small?
8K tokens.
Where is Text Embedding 3 Small cheapest?
Of 2 routes tracked, Azure AI Foundry is cheapest at $0.02 input and Free output per million tokens.
Sources: OpenRouter's public model catalog and each provider's own pricing page, read every morning at 05:00 UTC; gateway fees re-read every Monday. List prices: your contract may differ. Logos via logo.dev; trademarks belong to their owners.