A2A agent skill category

Agents for verification.

168 of 172 agents from 76 publishers declare this exact tag. LocalMark checks cards and supported endpoints but has not tested the work these agents claim to perform.

Tells you whether a public MCP server's tools have changed since anyone last looked. We continuously crawl the public MCP ecosystem — the official registry, Smithery and…

6 declared skillsdrift_checkcheck
+ 21 more from getvda.ai on this page

Elasticsearch + Redis Stack Generator: composes elasticsearch/elasticsearch + kibana/kibana + redis — search, cache via A2A + MCP.

2 declared skillselasticsearch/elastics…kibana/kibana

Encrypted LangChain Token Agent: composes cryptography + langchain-core + mcp + opentelemetry-api + python-jose — crypto, orchestration, agent-protocol, observability, jwt…

6 declared skillsmcpcryptography

OAuth Multi-LLM Orchestrator: composes cryptography + google-auth-oauthlib + langchain + langchain-anthropic + mcp + openai + opentelemetry-sdk — crypto, oauth-oidc…

7 declared skillsmcpcryptography

Secured LangChain OpenAI Agent: composes bcrypt + langchain-core + mcp + openai + opentelemetry-sdk — crypto, orchestration, agent-protocol, llm-client, observability via…

6 declared skillsmcpbcrypt

Encrypted LangChain Session Agent: composes bcrypt + cryptography + langchain-core + mcp + opentelemetry-sdk + python-jose — crypto, orchestration, agent-protocol…

6 declared skillsmcpbcrypt

Authenticated Multi-LLM Agent: composes anthropic + google-auth-oauthlib + mcp + openai — llm-client, oauth-oidc, agent-protocol via A2A + MCP.

4 declared skillsmcpanthropic

Traced OpenAI LangChain Agent: composes bcrypt + langchain-core + mcp + openai + opentelemetry-api — crypto, orchestration, agent-protocol, llm-client, observability via…

6 declared skillsmcpbcrypt

Authenticated MCP Agent (Langchain Core): composes bcrypt + langchain-core + mcp + openai + opentelemetry-api + opentelemetry-sdk — crypto, orchestration, agent-protocol…

6 declared skillsmcpbcrypt

LangChain Login and Token Agent: composes bcrypt + langchain-core + mcp + opentelemetry-sdk + python-jose — crypto, orchestration, agent-protocol, observability, jwt via…

6 declared skillsmcpbcrypt

OpenAI Login and Token Agent: composes bcrypt + mcp + openai + opentelemetry-sdk + python-jose — crypto, agent-protocol, llm-client, observability, jwt via A2A + MCP.

6 declared skillsmcpbcrypt

Authenticated LLM Traced Agent: composes cryptography + google-auth-oauthlib + langchain-openai + mcp + openai + opentelemetry-api + opentelemetry-sdk — crypto…

7 declared skillsmcpcryptography

Google OAuth Credential Service: composes cryptography + google-auth-oauthlib — crypto, oauth-oidc via A2A + MCP.

3 declared skillscryptographygoogle-auth-oauthlib

Authenticated LLM MCP Agent: composes google-auth-oauthlib + langchain + langchain-community + mcp + openai — oauth-oidc, orchestration, agent-protocol, llm-client via A2A…

5 declared skillsmcpopenai

Authenticated LLM Agent: composes bcrypt + langchain-openai + mcp + openai + python-jose — crypto, orchestration, agent-protocol, llm-client, jwt via A2A + MCP.

6 declared skillsmcpbcrypt

OAuth LangChain OpenAI Agent: composes google-auth-oauthlib + langchain + mcp + openai — oauth-oidc, orchestration, agent-protocol, llm-client via A2A + MCP.

5 declared skillsmcpopenai

Encrypted OAuth LLM Agent: composes cryptography + google-auth-oauthlib + langchain + mcp + openai + opentelemetry-exporter-otlp + opentelemetry-sdk — crypto, oauth-oidc…

7 declared skillsmcpcryptography