id,service,auth_method,method_type,human_step,agent_usage,source_url,source_excerpt,checked_on,tags,license
NH-001,GitHub,Personal access token passed to gh,personal_access_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,"Pipe the token to gh auth login --with-token, or export GH_TOKEN.",https://cli.github.com/manual/gh_auth_login,"Alternatively, use --with-token to pass in a personal access token (classic) on standard input.",2026-10-29,github;personal_access_token,CC-BY-4.0
NH-002,GitHub,OAuth device flow,oauth_device_flow,A person approves the sign-in in a browser on another device; the agent only polls.,"Request a device code, show the user code, poll the token endpoint at the given interval.",https://docs.github.com/en/apps/oauth-apps/building-oauth-apps/authorizing-oauth-apps,"The device flow allows you to authorize users for a headless application, such as a CLI tool or the Git Credential Manager.",2026-10-29,github;oauth_device_flow,CC-BY-4.0
NH-003,GitHub,GitHub App installation access token,app_installation_token,Set up once by an administrator or owner; the agent then runs without a browser.,"Sign a JWT as the app, then request an installation access token.",https://docs.github.com/en/apps/creating-github-apps/authenticating-with-a-github-app/about-authentication-with-a-github-app,"To authenticate as an installation, your app will use an installation access token.",2026-10-29,github;app_installation_token,CC-BY-4.0
NH-004,GitLab,Personal access token,personal_access_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Use the token with the API or as the password for Git over HTTPS.,https://docs.gitlab.com/user/profile/personal_access_tokens/,Personal access tokens provide authenticated access to GitLab.,2026-10-29,gitlab;personal_access_token,CC-BY-4.0
NH-005,Google Cloud,Service account attached to the workload,service_account,Set up once by an administrator or owner; the agent then runs without a browser.,Attach a service account to the resource running the agent and grant it IAM roles.,https://cloud.google.com/iam/docs/service-account-overview,"For example, you can attach a service account to a Compute Engine instance so that applications running on that instance can authenticate as the service account.",2026-10-29,google-cloud;service_account,CC-BY-4.0
NH-006,Google APIs,Service account (server-to-server OAuth),service_account,Set up once by an administrator or owner; the agent then runs without a browser.,Use service account credentials to request access tokens; domain-wide delegation needs an administrator of the Google domain.,https://developers.google.com/identity/protocols/oauth2/service-account,"The Google OAuth 2.0 system supports server-to-server interactions using a service account, which acts on behalf of the application rather than an end user.",2026-10-29,google-apis;service_account,CC-BY-4.0
NH-007,Google APIs,OAuth device flow for limited-input devices,oauth_device_flow,A person approves the sign-in in a browser on another device; the agent only polls.,Supports only a limited set of scopes; check the scope list first.,https://developers.google.com/identity/protocols/oauth2/limited-input-device,This OAuth 2.0 flow supports a limited set of scopes.,2026-10-29,google-apis;oauth_device_flow,CC-BY-4.0
NH-008,Gemini API,API key,api_key,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Send the key with each request.,https://ai.google.dev/gemini-api/docs/api-key,You can authenticate using a standard or authorization API key.,2026-10-29,gemini-api;api_key,CC-BY-4.0
NH-009,Microsoft Entra,OAuth device authorization grant,oauth_device_flow,A person approves the sign-in in a browser on another device; the agent only polls.,Request a device code and poll the token endpoint.,https://learn.microsoft.com/en-us/entra/identity-platform/v2-oauth2-device-code,"To enable this flow, the device has the user visit a webpage in a browser on another device to sign in.",2026-10-29,microsoft-entra;oauth_device_flow,CC-BY-4.0
NH-010,Microsoft Entra,OAuth client credentials,oauth_client_credentials,Set up once by an administrator or owner; the agent then runs without a browser.,"Request tokens with the app's own credentials, no user involved.",https://learn.microsoft.com/en-us/entra/identity-platform/v2-oauth2-client-creds-grant-flow,"The OAuth 2.0 client credentials grant flow permits a web service (confidential client) to use its own credentials, instead of impersonating a user, to authenticate when calling another web service.",2026-10-29,microsoft-entra;oauth_client_credentials,CC-BY-4.0
NH-011,Azure CLI,Service principal for scripts,service_account,Set up once by an administrator or owner; the agent then runs without a browser.,Sign in with a service principal in scripts instead of a user account.,https://learn.microsoft.com/en-us/cli/azure/authenticate-azure-cli,"When you write scripts, using a service principal is the recommended authentication approach.",2026-10-29,azure-cli;service_account,CC-BY-4.0
NH-012,AWS,IAM roles and temporary credentials,service_account,Set up once by an administrator or owner; the agent then runs without a browser.,Prefer temporary credentials from IAM roles over long-term access keys.,https://docs.aws.amazon.com/IAM/latest/UserGuide/id_credentials_access-keys.html,"As a best practice, use temporary security credentials (such as IAM roles) instead of creating long-term credentials like access keys.",2026-10-29,aws;service_account,CC-BY-4.0
NH-013,AWS,IAM Identity Center sign-in with device authorization,oauth_device_flow,A person approves the sign-in in a browser on another device; the agent only polls.,Run aws configure sso with the device code option.,https://docs.aws.amazon.com/cli/latest/userguide/sso-configure-profile-token.html,"To continue to use Device authorization, append the --use-device-code option.",2026-10-29,aws;oauth_device_flow,CC-BY-4.0
NH-014,Slack,Bot token,bot_token,Set up once by an administrator or owner; the agent then runs without a browser.,Use the bot token of an installed Slack app; scopes are granular.,https://docs.slack.dev/authentication/tokens,Bot tokens ascribe to a granular permission model to request only the scopes you need.,2026-10-29,slack;bot_token,CC-BY-4.0
NH-015,Stripe,Secret or restricted API key,api_key,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Create keys on the API keys page of the Dashboard and use a restricted key with minimal permissions.,https://docs.stripe.com/keys,"Use the API keys page in the Dashboard to create, reveal, expire, and rotate keys for the account or sandbox you’re viewing.",2026-10-29,stripe;api_key,CC-BY-4.0
NH-016,OpenAI API,API key or workload identity federation,api_key,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,"Send the key as a bearer credential, or exchange a workload identity for a short-lived token.",https://developers.openai.com/api/reference/overview,The OpenAI API accepts bearer credentials from API keys or from short-lived access tokens created with workload identity federation.,2026-10-29,openai-api;api_key,CC-BY-4.0
NH-017,Anthropic API,API key or workload identity federation,api_key,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Send x-api-key or an Authorization bearer token.,https://platform.claude.com/docs/en/api/overview,"An API key from the Console, or a configured Workload Identity Federation rule",2026-10-29,anthropic-api;api_key,CC-BY-4.0
NH-018,Cloudflare,API token created in the dashboard,api_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,"Create a scoped token from a template or custom, then use it as a bearer token.",https://developers.cloudflare.com/fundamentals/api/get-started/create-token/,"From the Cloudflare dashboard ↗︎ , go to My Profile > API Tokens for user tokens.",2026-10-29,cloudflare;api_token,CC-BY-4.0
NH-019,Hugging Face,User access token,api_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Use a read or write token for Hub access.,https://huggingface.co/docs/hub/security-tokens,You can manage your access tokens in your settings .,2026-10-29,hugging-face;api_token,CC-BY-4.0
NH-020,npm,Granular access token,api_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Use a token in CI for installs or publishing.,https://docs.npmjs.com/about-access-tokens,You can create access tokens to give other tools (such as continuous integration testing environments) access to your npm packages.,2026-10-29,npm;api_token,CC-BY-4.0
NH-021,npm,Trusted publishing with OIDC,oidc_trusted_publishing,Set up once by an administrator or owner; the agent then runs without a browser.,"Publish from CI through OIDC, with no long-lived token.",https://docs.npmjs.com/trusted-publishers,eliminating the need for long-lived npm tokens,2026-10-29,npm;oidc_trusted_publishing,CC-BY-4.0
NH-022,PyPI,Trusted publishing with OIDC,oidc_trusted_publishing,Set up once by an administrator or owner; the agent then runs without a browser.,Publish from a trusted CI service using short-lived identity tokens.,https://docs.pypi.org/trusted-publishers/,eliminates the need to use manually generated API tokens to authenticate with PyPI when publishing,2026-10-29,pypi;oidc_trusted_publishing,CC-BY-4.0
NH-023,Docker Hub,Personal or organization access token,api_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Use docker login with the token in place of a password.,https://docs.docker.com/security/access-tokens/,Access tokens authenticate to Docker Hub in place of a password.,2026-10-29,docker-hub;api_token,CC-BY-4.0
NH-024,Notion,Internal connection API token,api_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Use the static token of an internal connection created in the developer portal.,https://developers.notion.com/docs/authorization,Internal connections use a static credential called an internal connection API token,2026-10-29,notion;api_token,CC-BY-4.0
NH-025,Atlassian,API token for an Atlassian account,api_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Create a token with an expiry between one day and one year.,https://support.atlassian.com/atlassian-account/docs/manage-api-tokens-for-your-atlassian-account/,"When you create an API token, you can set the expiration date to be from one day up to one year.",2026-10-29,atlassian;api_token,CC-BY-4.0
NH-026,Twilio,API keys,api_key,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Use an API key for REST API calls.,https://www.twilio.com/docs/iam/api-keys,API keys are the preferred way to authenticate with Twilio's REST APIs .,2026-10-29,twilio;api_key,CC-BY-4.0
NH-027,Discord,OAuth2 client credentials,oauth_client_credentials,Set up once by an administrator or owner; the agent then runs without a browser.,Obtain a token for the application with client credentials.,https://discord.com/developers/docs/topics/oauth2,"We support the authorization code grant, the implicit grant, client credentials, and some modified special-for-Discord flows for Bots and Webhooks.",2026-10-29,discord;oauth_client_credentials,CC-BY-4.0
NH-028,Supabase,Secret key for server-side use,api_key,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Use the secret key only where you control the code; never ship it in client code.,https://supabase.com/docs/guides/api/api-keys,"It bypasses Row Level Security, so it must never leave your control",2026-10-29,supabase;api_key,CC-BY-4.0
NH-029,Spotify,Client credentials flow,oauth_client_credentials,Set up once by an administrator or owner; the agent then runs without a browser.,Only endpoints that do not access user data are available.,https://developer.spotify.com/documentation/web-api/tutorials/client-credentials-flow,"Since this flow does not include authorization, only endpoints that do not access user information can be accessed.",2026-10-29,spotify;oauth_client_credentials,CC-BY-4.0
NH-030,Zoom,Server-to-Server OAuth,oauth_client_credentials,Set up once by an administrator or owner; the agent then runs without a browser.,Request an access token with account credentials.,https://developers.zoom.us/docs/internal-apps/s2s-oauth/,Use server-to-server OAuth account credentials to authenticate with Zoom when making API requests .,2026-10-29,zoom;oauth_client_credentials,CC-BY-4.0
NH-031,DigitalOcean,Personal access token,personal_access_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Use the token as a bearer credential.,https://docs.digitalocean.com/reference/api/create-personal-access-token/,"To use the DigitalOcean API, you need to generate a personal access token.",2026-10-29,digitalocean;personal_access_token,CC-BY-4.0
NH-032,PayPal,OAuth client credentials,oauth_client_credentials,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Exchange client ID and secret for an access token.,https://developer.paypal.com/api/rest/authentication/,"To call a REST API in your integration, you'll need to exchange your client ID and client secret for an access token.",2026-10-29,paypal;oauth_client_credentials,CC-BY-4.0
NH-033,X API,App-only access token and API keys,api_key,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Get keys and the app-only token from the Developer Console.,https://docs.x.com/fundamentals/authentication/overview,"You can get your App’s API Keys, App-only Access Token, personal Access Token, and Access Token Secret from the X developer Apps section in the Developer Console.",2026-10-29,x-api;api_key,CC-BY-4.0
NH-034,Fly.io,Scoped access tokens,api_token,A signed-in person creates the credential once in the provider's web console or settings; after that the agent needs no browser.,Create tokens scoped to one app or organization with expiry.,https://fly.io/docs/security/tokens/,"Create Fly.io access tokens scoped to one app or org, including SSH, machine-exec and read-only tokens, then set expiry, list and revoke them with fly tokens.",2026-10-29,fly.io;api_token,CC-BY-4.0