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Text Embedding Ada 002

Text Embedding Ada 002 returns 1536-dimension vectors compatible with existing Ada-based search indexes and retrieval pipelines.

embedding
text-embedding-ada-002

Our price

$0.05 / $0.05

input / output per 1M

Official

$0.10 / $0.10
−50% vs official

USD · Published rate · Updated 2026-10-12

First request

Available
curl https://api.tokely.me/v1/embeddings \
  -H "Authorization: Bearer $TOKELY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "text-embedding-ada-002",
    "input": "Hello!"
  }'

Set TOKELY_API_KEY to your dashboard key. Requests require a funded Tokely balance. Base URL: https://api.tokely.me/v1.

Capabilities & limits

Context window
8,191 tokens
Cached input price
$0.05 per 1M tokens · Official: $0.1
Provider
OpenAI
API model ID
text-embedding-ada-002
Category
Embedding
Endpoints
POST /v1/embeddings
Tokely max output
4,096 tokens / request, including reasoning tokens
Default output
256 tokens. Set an explicit limit for longer responses.
Request limits
16 MB JSON body (including base64) · 128 messages · 32 function tools
Rate limit
60 requests / minute / account, across its keys
Supported input
Text and function tool results
Model modalities
text. Tokely accepts text, inline images and PDFs where listed above; audio and video input are not enabled.

The context includes your instructions, conversation history, tool definitions and generated output. Keep the input and requested output within the model’s context window.

API reference

Authenticate with Authorization: Bearer YOUR_TOKELY_API_KEY. Use an OpenAI SDK with the Tokely base URL.

model
Required string: text-embedding-ada-002
messages
An array of system, developer, user, assistant and tool messages.
max_tokens
Optional integer, 1–4,096. Defaults to 256.
stream
Streaming has not been verified for this model.

The response contains choices with message or tool_calls, finish_reason, and usage (prompt_tokens, completion_tokens, total_tokens). Streaming sends chat completion chunks.

400 / 415
Invalid request, parameter, endpoint for this model, or content type.
401 / 403
Invalid, revoked or restricted API key.
402
Insufficient account balance or API key budget.
429
Request limit reached. Retry after the indicated delay.
502 / 503 / 504
Upstream failure, temporary service unavailability or request timeout.

Compare nearby prices

USD per million tokens. Compare price and context; these are not quality benchmarks.
ModelInputOutputContext
Text Embedding Ada 002OpenAI · this model$0.05$0.058,191
Claude Haiku 5.5Anthropic$0.042353$0.2117641,000,000
Gemini 2.5 Flash LiteGoogle$0.07$0.281,048,576
GPT-4.1 NanoOpenAI$0.07$0.281,047,576
GPT-6 LunaOpenAI$0.07$0.351,050,000

Frequently asked questions

How much does Text Embedding Ada 002 cost?

$0.05 per million input tokens, $0.05 per million output tokens and $0.05 per million cached input tokens. Usage is charged to your Tokely balance.

Do I need a separate OpenAI account?

Use your Tokely API key and balance. A separate provider key is not required.

How do I switch to this model?

Set model to text-embedding-ada-002 and use /v1/embeddings. Keep your Tokely base URL and API key.

What is the context window?

8,191 tokens, including input and output. The Tokely request body and output limits listed above also apply.

More OpenAI models & prices

Compare Text Embedding Ada 002 with other OpenAI versions and with the official developer rates.

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