provider

market.561.group

18 listed endpoints (+3 delisted) · free reliability snapshot (may be up to 24h old)

endpoints

+3 delisted

avg trust score

69.7

ecosystem avg 45.4

avg 30-day uptime

91.3%

ecosystem avg 54.9%

avg latency (EU)

1548 ms

measured from a single EU vantage point; includes network round-trip distance to the endpoint

price band

$0.001–$0.05

USDC per call

networks

Base

B 11C 4ungraded 3

At a glance

market.561.group operates 18 listed x402 endpoints (plus 3 delisted, kept for history) across 1 network. 15 of them carry a computed trust score, averaging 69.7 of 100 (above the ecosystem average of 45.4). Average 30-day uptime across the measured endpoints is 91.3% (above the ecosystem average of 54.9%). Advertised prices range from $0.001 to $0.05 USDC per call. Best-scored endpoint: base-chain-gas-oracle (grade B, 76.8).

Top endpoints by trust score

All endpoints

endpoint▼	grade▼	uptime 30d▼	conf.▼	price▼
base-chain-gas-oracle/v1/base-chain/gas-oracleCurrent Base network gas price, read live from a public Base RPC no…	B 76.8	100.0%	1.00	$0.001
561-group-pacing-analysis/v1/pacing/analysisPacing Analysis: the full analyzePacing report over caller-submitte…	B 75.3	100.0%	0.59	$0.05
trashpanda-market-admission/v1/market-action/admissionDeterministically evaluates one proposed market action against the…	B 75.4	100.0%	0.59	$0.04
561-group-ephemeris-moment/v1/ephemeris/moment/2026-07-21T00:00:00ZDeterministic apparent tropical ephemeris with signs, motion, lunar…	B 76.0	100.0%	1.00	$0.04
trashpanda-pre-sign-conformance/v1/pre-sign/conformanceDeterministically evaluates one unsigned Base transaction against t…	B 75.6	100.0%	0.59	$0.03
base-chain-balance/v1/base-chain/balanceNative ETH balance for one Base network address, read live from a p…	B 75.9	100.0%	1.00	$0.001
orphan-patch-score/v1/orphan-patch/scoreRanks packages with disclosed advisories, silent maintainers, and m…	C 51.4	39.2%	1.00	$0.02
structural-claim-option-value/v1/structural-claims/option-valueA transparent schedule-delay option-value heuristic for one infrast…	B 75.5	100.0%	0.59	$0.01
cdrama-episode-en-zh/v1/translate/en-zh/cdrama-subtitlesTranslate a short-drama episode, retaining subtitle cue identity an…	B 75.5	100.0%	0.59	$0.01
561-group-hr-threshold/v1/pacing/heart-rate-thresholdHeart-Rate Threshold: the Workwell Foundation resting-heart-rate+15…	B 75.7	100.0%	0.59	$0.01
book-record/v1/book-recordValidate one ISBN checksum and return its Open Library edition, wor…	C 51.1	39.2%	1.00	$0.002
561-group-astronomy-positions/v1/astronomy/positions/:dateApparent geocentric ecliptic longitude, latitude and angular speed…	C 62.5	—	0.46	—
/v1/assurance/site-conformance	? 20.3	—	0.11	—
coops-water-level/v1/marine/coops-water-level/9414290/20250101One UTC day of NOAA CO-OPS coastal water levels in metres relative…	B 67.4	100.0%	0.37	$0.03
issuer-filing-coherence/v1/issuer-coherenceEvery place an SEC filer's own filings disagree about one XBRL conc…	B 68.1	100.0%	0.37	$0.05
spdx-2-3-schema-check/v1/assurance/spdx-2-3/schema-checkSPDX 2.3 JSON Schema diagnostics for your SBOM. Reports required/ty…	C 63.9	100.0%	0.36	$0.05
/v1/assurance/cyclonedx-1-6/schema-check	? 19.1	—	0.11	—
/v1/four/reading-knowledge-join	? 19.1	—	0.11	—
cdrama-episode-zh-en/v1/translate/zh-en/cdrama-subtitles(delisted)Translate a short-drama episode, retaining subtitle cue identity an…	B 75.9	100.0%	0.59	$0.01
mandarin-translation/v1/translate/zh-en(delisted)Translate Mandarin Chinese (Simplified or Traditional) into clear,…	B 76.2	100.0%	0.56	$0.01
561-group-astronomy-positions/v1/astronomy/positions/2026-07-21T00:00:00Z(delisted)Apparent geocentric ecliptic longitude, latitude and angular speed…	B 75.7	100.0%	0.99	$0.04

Grades are our independent measurement, recomputed daily; provider-supplied names and descriptions are unverified claims. Live re-probe and 90-day history via the paid API.