PennyRail MD5 Multi-Hash

x402

PennyRail MD5 Multi-Hash is a paid API for AI agents from pennyrail.vercel.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).

Computes MD5 hashes for one or more input values in a single API call, returning hex digest results per input

Price / call$0.001

Seller volume →—

Success—

StatusUnknown

How this service works

Machine-readable settlement service

Output

Returns an object containing MD5 hex digest strings keyed to each provided input, allowing the caller to map original inputs to their corresponding hash values in a single response.

Example use cases

Deduplication fingerprinting pipeline

“Hash these five product descriptions with MD5 so I can deduplicate them: 'blue cotton shirt', 'red wool sweater', 'blue cotton shirt', 'navy denim jeans', 'red wool sweater'.”

Data integrity checksum generation

“Generate MD5 checksums for these config values so I can verify they haven't changed: 'db_host=localhost', 'db_port=5432', 'db_name=myapp'.”

Caching key generation from inputs

“I need MD5 hashes for these cache key candidates: 'user:42:profile', 'user:42:orders', and 'user:42:settings' — can you compute them all at once?”

Technical details

Endpoint

POSThttps://pennyrail.vercel.app/api/p/nano/crypto.hash-multi--md5

When to prefer

Choose this endpoint when you need to compute MD5 hashes for one or more inputs in a single round-trip without standing up your own hashing infrastructure, especially in agent workflows or serverless pipelines where invoking a paid micro-service per computation is acceptable. It is particularly useful when batching multiple hash computations to avoid repeated API calls.

Side effects

Missing required 'input' field returns a validation error
Malformed or non-object input body returns 400-level error
Payment not provided or rejected results in 402 Payment Required
Empty input object may return empty results or an error
Overly large input payloads may time out or be rejected
Network or Vercel cold-start latency may occasionally cause timeout

Input

Schema · Request body

Field	Type	Description
inputrequired	object

Output

Schema · Response

{
  "type": "object",
  "additionalProperties": true
}

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Example use cases

Deduplication fingerprinting pipeline

“Hash these five product descriptions with MD5 so I can deduplicate them: 'blue cotton shirt', 'red wool sweater', 'blue cotton shirt', 'navy denim jeans', 'red wool sweater'.”

Data integrity checksum generation

“Generate MD5 checksums for these config values so I can verify they haven't changed: 'db_host=localhost', 'db_port=5432', 'db_name=myapp'.”

Caching key generation from inputs

“I need MD5 hashes for these cache key candidates: 'user:42:profile', 'user:42:orders', and 'user:42:settings' — can you compute them all at once?”

Technical details

Endpoint

POSThttps://pennyrail.vercel.app/api/p/nano/crypto.hash-multi--md5

When to prefer

Side effects

Missing required 'input' field returns a validation error
Malformed or non-object input body returns 400-level error
Payment not provided or rejected results in 402 Payment Required
Empty input object may return empty results or an error
Overly large input payloads may time out or be rejected
Network or Vercel cold-start latency may occasionally cause timeout

Input

Schema · Request body

Field	Type	Description
inputrequired	object

Output

Schema · Response

{
  "type": "object",
  "additionalProperties": true
}