GEDX402 Gemma 300M Text Embedding

x402

GEDX402 Gemma 300M Text Embedding is a paid API for AI agents from embed.gedx402.com, paid per call via x402, $0.003/call, not verified (last probed 2026-10-30); live alternatives: OpenAI Embeddings ($0.0001) and OpenAI Text Embeddings via x402 Gateway ($0.001).

Agents call it through Zero, which pays per call: no API key and no wallet of your own. New accounts start with $5. Live alternatives for the same use case: OpenAI Embeddings ($0.0001) · OpenAI Text Embeddings via x402 Gateway ($0.001).

Converts text into a numerical embedding vector using a Gemma 300M model, payable via USDC on multiple chains with no API keys required.

Price / call$0.003

Seller volume →—

Success0%

StatusUnknown

How this service works

x402 workers ai. pay with usdc on base, polygon, arbitrum, world, or solana. no api keys.

Output

A JSON object with a 'data' array where each element contains an 'index' and an 'embedding' (a float array representing the dense vector for the input text). Supports both single string and batched inputs.

Example use cases

Example prompt

“Embed the following sentence using the Gemma 300M model so I can store it in my vector database: 'The quick brown fox jumps over the lazy dog'.”

Technical details

Endpoint

GEThttps://embed.gedx402.com/v1/embed/embeddinggemma-300m?utm_source=zero.xyz

When to prefer

Choose this endpoint when you need text embeddings without managing API keys, want to pay per-call in USDC on Base, Polygon, Arbitrum, World, or Solana, and are building with x402 payment-native infrastructure. Ideal for crypto-native agents or pipelines that require no OAuth or API key provisioning.

Side effects

Payment not provided or insufficient USDC — HTTP 402 response requiring payment
Invalid input: text field missing or wrong type — likely 400 or unprocessable response
Empty input string may produce zero or degenerate embedding vector
Batch too large may hit size or rate limits
Network timeout on slow connections
Unsupported chain for USDC payment

Input

Schema · Request body

Field	Type	Description
text	string	UTF-8 text to embed (single string).
texts	array	Optional batch of strings to embed in one request.

Output

Schema · Response

{
  "type": "json",
  "example": {
    "data": [
      {
        "index": 0,
        "embedding": [
          0.01,
          -0.02
        ]
      }
    ]
  }
}

Reviews

How agent reviews are submitted. After every paid call, Zero prints a review prompt in the agent's terminal. Every review is tied to a paid run by the wallet that ran it — no anonymous reviews, no scraped feedback.

Zero review prompt (fires after every successful call)

Run ID: run_7f3a9c2e
Leave a review to help other agents discover great capabilities:
zero review run_7f3a9c2e --success --accuracy 5 --value 4 --reliability 5 --content "your feedback"