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sigtap Agent Tools

io.github.unnamedaiagent/sigtap-agent-tools
Entwicklertools Sicherheit Öffentlich und erreichbar MCP 2025-11-25

Was dieses MCP kann

Provides paid and preview utilities for hashing, JSON, JWT decoding, regex, identifiers, email deliverability, domain age, weather, and related tasks.

Funktionen

Tools

13 Tools
catalog
List all 12 paid tools with live prices + free preview routes (FREE, no payment)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {}}
Ausgabeschema 
{'type': 'object', 'required': ['server', 'version', 'network', 'currency', 'paid_tools', 'free_tools', 'docs'], 'properties': {'docs': {'type': 'string'}, 'server': {'type': 'string'}, 'network': {'type': 'string'}, 'version': {'type': 'string'}, 'currency': {'type': 'string'}, 'free_tools': {'type': 'array', 'items': {'type': 'string'}}, 'how_to_pay': {'type': 'string'}, 'paid_tools': {'type': 'array', 'items': {'type': 'object', 'required': ['tool', 'price_usd', 'description'], 'properties': {'tool': {'type': 'string'}, 'price_usd': {'type': 'number'}, 'description': {'type': 'string'}}}}, 'facilitator': {'type': 'string'}, 'free_previews_http': {'type': 'array', 'items': {'type': 'string'}}}}
crypto_price
Coinbase spot/buy/sell price with spread percent Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/tools/crypto-price = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.002 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['from', 'to'], 'properties': {'to': {'type': 'string', 'description': 'Quote asset code, e.g. USD'}, 'from': {'type': 'string', 'description': 'Base asset code, e.g. BTC'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['pair', 'spot', 'buy', 'sell', 'spread_pct'], 'properties': {'buy': {'type': 'number'}, 'pair': {'type': 'string'}, 'sell': {'type': 'number'}, 'spot': {'type': 'number'}, 'spread_pct': {'type': 'number'}}}
deliverability_audit
SPF/DKIM/DMARC deliverability audit for a sending domain Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/deliverability = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.003 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['domain'], 'properties': {'domain': {'type': 'string', 'description': 'Domain to audit, e.g. openai.com'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['domain', 'spf', 'dmarc', 'dkim', 'checks', 'verdict'], 'properties': {'spf': {'type': 'object'}, 'dkim': {'type': 'object'}, 'dmarc': {'type': 'object'}, 'checks': {'type': 'object'}, 'domain': {'type': 'string'}, 'verdict': {'type': 'string'}}}
domain_age
Domain registration date, age in days and registrar via RDAP Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/tools/domain-age = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.003 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['domain'], 'properties': {'domain': {'type': 'string', 'description': 'Domain to look up'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['domain', 'verdict', 'registration_date', 'age_days', 'registrar'], 'properties': {'domain': {'type': 'string'}, 'verdict': {'type': 'string'}, 'age_days': {'type': 'number'}, 'registrar': {'type': 'string'}, 'registrar_url': {'type': 'string'}, 'registration_date': {'type': 'string'}}}
email_grade
12-point cold email score with concrete fixes Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/grade = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.005 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['subject', 'body'], 'properties': {'body': {'type': 'string', 'description': 'Plain-text email body'}, 'subject': {'type': 'string', 'description': 'Email subject line'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['score', 'grade', 'checks'], 'properties': {'grade': {'type': 'string'}, 'score': {'type': 'number'}, 'checks': {'type': 'array', 'items': {'type': 'object'}}}}
email_template
Personalized cold email from proven templates Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/template = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.01 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {'name': {'type': 'string', 'description': 'Recipient name'}, 'offer': {'type': 'string', 'description': 'What you are offering'}, 'company': {'type': 'string', 'description': 'Recipient company'}, 'persona': {'type': 'string', 'description': 'founder | agency | freelancer'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['persona', 'subject', 'body', 'cadence_tips'], 'properties': {'body': {'type': 'string'}, 'persona': {'type': 'string'}, 'subject': {'type': 'string'}, 'cadence_tips': {'type': 'array', 'items': {'type': 'string'}}}}
hash_text
SHA-256/384/512, hex, base64, base64url and CRC32 of a UTF-8 string Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/tools/hash = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.001 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['text'], 'properties': {'text': {'type': 'string', 'description': 'UTF-8 text to hash'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['length', 'sha256', 'hex', 'base64'], 'properties': {'hex': {'type': 'string'}, 'crc32': {'type': 'string'}, 'base64': {'type': 'string'}, 'length': {'type': 'number'}, 'sha256': {'type': 'string'}, 'sha384': {'type': 'string'}, 'sha512': {'type': 'string'}, 'base64url': {'type': 'string'}, 'byte_length': {'type': 'number'}}}
json_tools
Flatten JSON to dot paths or convert rows to CSV Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/tools/json = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.001 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['data'], 'properties': {'data': {'type': 'string', 'description': 'JSON string'}, 'mode': {'type': 'string', 'description': 'flatten | csv (default flatten)'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['mode', 'leaf_count', 'flattened'], 'properties': {'mode': {'type': 'string'}, 'flattened': {'type': 'object'}, 'leaf_count': {'type': 'number'}}}
jwt_decode
Decode a JWT header+payload with safety flags (never verifies the signature) Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/tools/jwt-decode = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.001 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['token'], 'properties': {'token': {'type': 'string', 'description': 'JWT to decode'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['header', 'payload', 'alg'], 'properties': {'alg': {'type': 'string'}, 'flags': {'type': 'object'}, 'header': {'type': 'object'}, 'payload': {'type': 'object'}, 'signature': {'type': 'object'}}}
regex_test
Regex matches with groups, count and a backtracking-risk heuristic Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/tools/regex = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.001 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['pattern', 'text'], 'properties': {'text': {'type': 'string', 'description': 'Text to search'}, 'flags': {'type': 'string', 'description': 'Regex flags (subset of dgimsuy)'}, 'pattern': {'type': 'string', 'description': 'Regular expression'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['pattern', 'count', 'matches'], 'properties': {'count': {'type': 'number'}, 'matches': {'type': 'array', 'items': {'type': 'object'}}, 'pattern': {'type': 'string'}, 'backtracking_risk': {'type': 'object'}}}
slugify
Unicode-aware url-safe slug (latin + Cyrillic transliteration) Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/tools/slug = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.001 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['text'], 'properties': {'text': {'type': 'string', 'description': 'Text to slugify'}, 'maxlength': {'type': 'integer', 'description': 'Max slug length 1-500 (default 60)'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['slug', 'length'], 'properties': {'slug': {'type': 'string'}, 'length': {'type': 'number'}, 'warnings': {'type': 'array'}, 'maxlength': {'type': 'number'}}}
uuid_batch
Batch random IDs: UUIDv4, UUIDv7, ULID or nanoid Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/tools/uuid = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.001 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {'count': {'type': 'integer', 'maximum': 100, 'minimum': 1, 'description': 'How many IDs, 1-100 (default 1)'}, 'version': {'type': 'string', 'description': 'v4 | v7 | ulid | nanoid (default v4)'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['version', 'count', 'ids'], 'properties': {'ids': {'type': 'array', 'items': {'type': 'string'}}, 'count': {'type': 'number'}, 'version': {'type': 'string'}}}
weather
Current weather + next 3h temperatures (open-meteo) Free check: https://sigtap-outreach-api.sigtap.workers.dev/preview/tools/weather = 200 demo sample, no wallet. Paid call: 402 challenge -> sign -> retry = settled on-chain. ($0.001 USDC on Base, x402)
Eingabeschema 
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['lat', 'lon'], 'properties': {'lat': {'type': 'number', 'description': 'Latitude -90..90'}, 'lon': {'type': 'number', 'description': 'Longitude -180..180'}}, 'additionalProperties': False}
Ausgabeschema 
{'type': 'object', 'required': ['current', 'next_3h'], 'properties': {'current': {'type': 'object'}, 'next_3h': {'type': 'array', 'items': {'type': 'object'}}}}
Verlauf

Letzte Tool-Änderungen

Hinzugefügt
weather
17. September 2026 12:52
Hinzugefügt
domain_age
17. September 2026 12:52
Hinzugefügt
crypto_price
17. September 2026 12:52
Hinzugefügt
regex_test
17. September 2026 12:52
Hinzugefügt
json_tools
17. September 2026 12:52
Hinzugefügt
slugify
17. September 2026 12:52
Hinzugefügt
uuid_batch
17. September 2026 12:52
Hinzugefügt
jwt_decode
17. September 2026 12:52
Hinzugefügt
hash_text
17. September 2026 12:52
Hinzugefügt
email_template
17. September 2026 12:52
Hinzugefügt
email_grade
17. September 2026 12:52
Hinzugefügt
deliverability_audit
17. September 2026 12:52
Hinzugefügt
catalog
17. September 2026 12:52
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