Parameters4
| Parameter | Type | Default | Example |
|---|---|---|---|
max_tokens | number | null | 128 |
messages | array | null | [] |
model | string | null | gpt-5.5 |
stream | boolean | null | false |
Service overview
gpt55.558686.xyz is an x402 service on Agentic Market. Agents can call it directly, pay per request through x402, and avoid long-lived API keys or provider account setup.
Level up your agent by giving it access to thousands of services. All payable per-request via x402. No API keys, no accounts.
Paste into your agentic chat and let your agent guide you.
npx awal x402 pay "https://gpt55.558686.xyz/v1/chat/completions" \
--method POST \
--data '{
"max_tokens": "{max_tokens}",
"messages": "{messages}",
"model": "{model}",
"stream": "{stream}"
}'{
"endpoint": "POST /v1/chat/completions",
"paid": true,
"query": "example input",
"result": {
"value": "Structured response from the service."
}
}API surface
34 crawlable routes
| Parameter | Type | Default | Example |
|---|---|---|---|
max_tokens | number | null | 128 |
messages | array | null | [] |
model | string | null | gpt-5.5 |
stream | boolean | null | false |
| Parameter | Type | Default | Example |
|---|---|---|---|
max_tokens | number | null | 256 |
messages | array | null | [] |
model | string | null | gpt-5.6-luna |
stream | boolean | null | false |
| Parameter | Type | Default | Example |
|---|---|---|---|
context | string | null | x402 is a payment protocol for HTTP APIs. |
question | string | null | What is x402? |
| Parameter | Type | Default | Example |
|---|---|---|---|
case | string | null | title |
text | string | null | hello x402 world |
| Parameter | Type | Default | Example |
|---|---|---|---|
code | string | null | function add(a,b){ return a-b } |
focus | string | null | bugs and tests |
language | string | null | javascript |
| Parameter | Type | Default | Example |
|---|---|---|---|
hex | string | null | #22c55e |
| Parameter | Type | Default | Example |
|---|---|---|---|
after | string | null | beta
gamma |
before | string | null | alpha
beta |
| Parameter | Type | Default | Example |
|---|---|---|---|
url | string | null | https://api.example.com/path |
| Parameter | Type | Default | Example |
|---|---|---|---|
email | string | null | [email protected] |
| Parameter | Type | Default | Example |
|---|---|---|---|
fields | array | null | [] |
text | string | null | Alice from Acme wants a demo next Tuesday. Email [email protected]. |
| Parameter | Type | Default | Example |
|---|---|---|---|
mode | string | null | escape |
text | string | null | <hello & x402> |
| Parameter | Type | Default | Example |
|---|---|---|---|
html | string | null | <h1>Hello</h1><p>x402</p> |
max_chars | number | null | 2000 |
| Parameter | Type | Default | Example |
|---|---|---|---|
url | string | null | https://example.com |
| Parameter | Type | Default | Example |
|---|---|---|---|
json | string | null | { "ok": true, "items": [1, 2] } |
| Parameter | Type | Default | Example |
|---|---|---|---|
json | string | null | {"ok":true,"items":[1,2]} |
pretty | boolean | null | true |
| Parameter | Type | Default | Example |
|---|---|---|---|
token | string | null | eyJhbGciOiJub25lIn0.eyJzdWIiOiJleGFtcGxlIn0. |
| Parameter | Type | Default | Example |
|---|---|---|---|
query | string | null | a=1&a=2&b=test |
| Parameter | Type | Default | Example |
|---|---|---|---|
flags | string | null | g |
limit | number | null | 10 |
pattern | string | null | [\w.-]+@[\w.-]+ |
text | string | null | [email protected] and [email protected] |
| Parameter | Type | Default | Example |
|---|---|---|---|
descending | boolean | null | false |
numeric | boolean | null | false |
text | string | null | beta
alpha
10
2 |
| Parameter | Type | Default | Example |
|---|---|---|---|
format | string | null | bullets |
text | string | null | Paste text to summarize here. |
| Parameter | Type | Default | Example |
|---|---|---|---|
value | string | null | 2026-06-10T00:00:00Z |
| Parameter | Type | Default | Example |
|---|---|---|---|
target_language | string | null | Chinese |
text | string | null | Hello, world. |
| Parameter | Type | Default | Example |
|---|---|---|---|
component | boolean | null | true |
mode | string | null | encode |
text | string | null | hello world |
| Parameter | Type | Default | Example |
|---|---|---|---|
limit | number | null | 50 |
url | string | null | https://example.com |
| Parameter | Type | Default | Example |
|---|---|---|---|
url | string | null | https://example.com |
| Parameter | Type | Default | Example |
|---|---|---|---|
max_chars | number | null | 2000 |
url | string | null | https://example.com |
| Parameter | Type | Default | Example |
|---|---|---|---|
method | string | null | GET |
urls | array | null | [] |
| Parameter | Type | Default | Example |
|---|---|---|---|
limit | number | null | 10 |
pay_to | string | null | 0x1f0130669ca6fd02e025a984cc038f139df19a2f |
query | string | null | gpt-5.5 |
| Parameter | Type | Default | Example |
|---|---|---|---|
limit | number | null | 20 |
query | string | null | quote |
urls | array | null | [] |
| Parameter | Type | Default | Example |
|---|---|---|---|
include_market | boolean | null | true |
query | string | null | gpt-5.5 x402 |
url | string | null | https://gpt55.558686.xyz |
| Parameter | Type | Default | Example |
|---|---|---|---|
base_url | string | null | https://gpt55.558686.xyz |
max_usdc_per_call | number | null | 0.01 |
service_name | string | null | GPT-5.5 x402 Gateway |
| Parameter | Type | Default | Example |
|---|---|---|---|
focus | string | null | ai-tools |
limit | number | null | 80 |
sources | array | null | [] |
| Parameter | Type | Default | Example |
|---|---|---|---|
url | string | null | https://example.com |
FAQ
Service
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