Discover / watt.area21.io

Watt

□ No challenge detected

OpenAI-compatible chat completions: Qwen3.5 4B, Qwen3 1.7B and 0.6B on Watt's own fleet. Pay per call in USDC; the price is the messages' tokens plus max_tokens, estimated before it is served.

Listed price
$0.001
Challenge detected
0 of the last check
Last checked
21 Oct, 00:26 UTC
In our index since
21 Oct 2026

Endpoint

curl -i https://watt.area21.io/v1/chat/completions
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
2 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://watt.area21.io/v1

  • POST/embeddings$0.001OpenAI-compatible embeddings: Qwen3-VL-Embedding-2B (2048 dims), text and images, on Watt's own fleet. Pay per call in USDC; the price is the request's tokens, estimated before it is served.
  • POST/chat/completions$0.001OpenAI-compatible chat completions: Qwen3.5 4B, Qwen3 1.7B and 0.6B on Watt's own fleet. Pay per call in USDC; the price is the messages' tokens plus max_tokens, estimated before it is served.

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 2 of 2 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/watt.area21.io

Recent checks

21 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.21 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
21 Oct, 00:26 UTCNo challenge detected401708ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 21 Oct, 00:26 UTC, we detected no payment challenge.

What price is recorded for Watt?

Its listed price is $0.001.

What payment terms does Watt advertise?

The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is Watt listed?

In x402 Bazaar. Superstables first indexed it on 21 Oct 2026.

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