Hash Utilities

Hash Adler32

Generates Adler-32 checksums for data integrity verification using the fast rolling hash algorithm. Access via MCP in Cursor or Claude Code, or REST at GET /v1/hash/adler32. Returns 32-bit checksum as hex string. Adler-32 is faster than CRC32 but offers weaker error detection—ideal for non-critical applications requiring speed over robustness.

API Endpoint

GET /v1/hash/adler32

Code Examples

curl "https://tinyfn.io/v1/hash/adler32" \
  -H "X-API-Key: YOUR_API_KEY"
const response = await fetch('https://tinyfn.io/v1/hash/adler32', {
  headers: { 'X-API-Key': 'YOUR_API_KEY' }
});
const data = await response.json();
console.log(data);
import requests

response = requests.get('https://tinyfn.io/v1/hash/adler32',
    headers={'X-API-Key': 'YOUR_API_KEY'})
data = response.json()
print(data)

Use via MCP

Add to your AI agent

Connect your AI agent (Claude, Cursor, Windsurf, etc.) to TinyFn's hash tools:

{
  "mcpServers": {
    "tinyfn-hash": {
      "url": "https://tinyfn.io/mcp/hash",
      "headers": {
        "X-API-Key": "YOUR_API_KEY"
      }
    }
  }
}

Learn more about MCP setup →

FAQ

What's the difference between Adler-32 and CRC32 checksums?

Adler-32 is significantly faster but provides weaker error detection than CRC32. Use Adler-32 for non-critical integrity checks where speed matters more than catching all possible errors.

How do I calculate Adler-32 checksum using MCP in Cursor?

Call the hash_adler32 MCP tool with your input data. The tool returns the checksum as a hexadecimal string that you can use for data verification.

What format does the Adler-32 hash function return?

Returns a 32-bit checksum as an 8-character hexadecimal string (e.g., 'a1b2c3d4'). The output is deterministic—same input always produces identical checksum.

Can Adler-32 detect all data corruption errors?

No, Adler-32 has weaker error detection than cryptographic hashes. It's designed for speed in applications like zlib compression where occasional missed errors are acceptable.

Is Adler-32 suitable for cryptographic applications?

No, Adler-32 is not cryptographically secure and shouldn't be used for security purposes. Use SHA-256 or similar cryptographic hash functions for security applications.

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