Endpoint · researchPOSTask.singitai.app /v1/chat/claude-sonnet-5.5
Claude Sonnet 5.5 (Anthropic) LLM chat completions, OpenAI-compatible, with no API key or account.
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Claude Sonnet 5.5 (Anthropic) LLM chat completions, OpenAI-compatible, with no API key or account. Anthropic's mid-sized Claude model: everyday coding, writing and analysis at a lower cost than Opus. Call it when an agent needs Claude Sonnet 5.5 specifically. Served by SingIt.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.002307 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://ask.singitai.app/v1/chat/claude-sonnet-5.5
Seen
first 2 days ago · last 11 hr ago
2 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC, Solana
Listed on?
Base, Solana
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.363 liveness verified, no letter
To a letter · 30 paid calls
0 of 30
Held back by sample size, not by the seller · gap to 1.000 is 0.637: 0.600 uncertain ? + 0.037 short ? · 0.087 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 1.00 | 0.000 | 0.000 | 0 | −0.600 | |
| price stability the price stayed where it was listed |
0.20 | 0.81 | 0.814 | 0.163 | −0.037 | 0 | |
| latency p95 it answered as fast as its class |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.363 | gap to 1.000 = 0.637 · 0.037 short · 0.600 uncertain | 0.363 | −0.037 | −0.600 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.000 liveness
+ 0.200 × 0.814 price stability
+ 0.200 × 1.000 latency p95
= 0.363 → UNRATED: 2 of 30 paid calls weights 2026.09.6 · 2 samples · seed cap_01M5VBQYMB79GAVAJBNZ1HWMPM|2026-09-27T13:27:02.670Z|2026.09.6
Verify it yourself
npx teppi-check https://ask.singitai.app/v1/chat/claude-sonnet-5.5curl -s https://api.teppi.xyz/v1/trust/cap_01M5VBQYMB79GAVAJBNZ1HWMPM