Agent Skills

Bankr is an AI crypto agent with its own wallets, a direct Wallet API and a pay-as-you-go LLM gateway, driven by the `bankr` CLI or the REST API. Use it when the user wants to trade or swap crypto or tokenized stocks, check balances or PnL, send tokens, trade perps (Hyperliquid, Avantis) or prediction markets (Polymarket), buy, sell or mint NFTs, look up prices, market data or token research, claim Merkl rewards, browse the web through the agent, launch a token or claim its fees, automate orders

Install

npx skills add https://github.com/bankrbot/skills --skill bankr
SKILL.md

Bankr

Bankr is an AI crypto agent that holds its own wallets. Two ways in, both using the same bk_... API key:

  • Bankr CLI (@bankr/cli, recommended). It handles login, job polling and confirmations for you.
  • REST API at https://api.bankr.bot. Use /agent/* for natural-language prompts (async jobs) and /wallet/* for direct, synchronous wallet operations.

Installing this skill means downloading the whole bankr/ folder: this SKILL.md plus every file in references/. A copy of SKILL.md alone leaves every reference link below dead.

This file is the entry point. Topic detail lives in references/ (read the one for your task before acting), in the docs at docs.bankr.bot, and in the OpenAPI spec at https://docs.bankr.bot/openapi/api.yaml. Fetch the spec instead of guessing a route or payload. It is the authoritative request/response schema and can be newer than this skill.

Get an API key

Check whether you're already authenticated. The host may supply the key, either as BANKR_API_KEY or through an egress proxy that attaches it to requests. Try bankr whoami, or make a request, before logging in, and never ask the user to paste a key just because the variable is empty. See host-managed credentials.

Signing up provisions an EVM wallet (one address on every EVM chain) and a Solana wallet, so there is nothing to set up by hand.

Headless email login (recommended for agents)

Run bankr update first. The flow below works on @bankr/cli 0.3.38 and later. Pass --accept-terms and --key-name explicitly: from 0.3.39 a headless login accepts the Terms by itself and picks a unique key name, but on 0.3.38 a headless login without --accept-terms fails after the one-time code has been used, and an omitted key name defaults to CLI-<date>, which collides with a key created earlier that day.

  1. bankr login email <email> sends a one-time code.
  2. Ask the user for everything in one message:
    • the code from their email;
    • their go-ahead on the Terms of Service. Share the link and say plainly that step 3 accepts the Terms on their behalf. If they decline, stop.
    • any changes to the key defaults below, and a key name (an active key can't reuse a name).
  3. Run bankr login email <email> --code <otp> --accept-terms --key-name "<name>" [flags].
New-key default Flag to change it
Wallet API on --no-wallet-api
Agent API on --no-agent-api
Token Launch API on --no-token-launch
Read-write --read-only (for research or monitoring keys that must never transact)
LLM gateway off --llm

Optional hardening flags: --allowed-ips <ips> (IP/CIDR allowlist) and --allowed-recipients <addresses> (EVM/Solana send allowlist). After login, the Features: line shows what the key actually got.

  • The code is single-use. From 0.3.39 the CLI retries dropped connections during login by itself. If step 3 fails, restart from step 1 for a fresh code; never re-run it with the same code.
  • Accounts with MFA on: step 3 prints a https://bankr.bot/mfa/confirm/... link and waits up to five minutes for the user to approve with their passkey in a browser. Show the user the link, keep the command running and don't retry. If the link expires, fall back to an existing key (below).

Other ways in

  • Existing key: bankr login --api-key bk_.... Add --llm-key <key> if the user has a separate gateway key. To mint a key in the browser, bankr login --url prints the bankr.bot/api-keys link.
  • Sign-In with Ethereum: bankr login siwe --private-key 0x.... These keys start read-only; pass --read-write to allow transactions.
  • Confirm the login with bankr whoami.

Bankr CLI

Install with bun install -g @bankr/cli (or npm install -g @bankr/cli), and update with bankr update.

bankr --help and bankr <command> --help are the command reference, and docs.bankr.bot/cli has the full guide. Command groups: wallet (portfolio, transfer, swap, sign, submit), agent (prompt, status, cancel, skills), tokens, launch, fees, project (0.3.39+), files, club, llm, x402, webhooks, config, plus login, logout and whoami.

Behavior that --help doesn't spell out:

  • Anything that isn't a command is a prompt. bankr what is the price of ETH? is the same as bankr agent "what is the price of ETH?". Named commands take precedence, so a prompt that starts with a command word (claude, launch, …) has to go through bankr agent "...".
  • The shell expands $. In "Buy $50 of ETH", $5 expands to nothing and the agent sees Buy 0 of ETH. Use single quotes, pipe the prompt (echo 'Buy $50 of ETH on Base' | bankr agent prompt), or run bankr agent prompt with no argument for an interactive input.
  • Threads. Every prompt runs in a thread. -c/--continue reuses the last thread and --thread <id> picks one.
  • Progress. While a prompt runs, the CLI prints the agent's status lines to stderr (0.3.40+), so piped stdout carries only the response. bankr agent status <jobId> --wait (0.3.40+) follows an existing job.
  • Max Mode. -m/--model <id> runs the prompt on a model from the Max Mode lineup, billed from LLM credits. An ID outside the lineup is rejected with the accepted list (see LLM gateway).
  • Non-interactive mode (--ni, or BANKR_NOT_INTERACTIVE=1) implies --yes and fails fast instead of prompting. Commands that normally prompt then need their inputs as flags:
    • login: --api-key, email … --code, or siwe --private-key;
    • launch: --name;
    • fees claim-wallet: --all, plus --private-key or BANKR_PRIVATE_KEY;
    • agent: the prompt as an argument or on stdin.
  • Config lives in ~/.bankr/config.json; override the path with --config <path> or BANKR_CONFIG. Environment variables win over the file: BANKR_API_KEY, BANKR_API_URL, BANKR_LLM_KEY (falls back to the API key) and BANKR_LLM_URL. Read and write values with bankr config get|set apiKey|apiUrl|llmKey|llmUrl.
  • Deprecated aliases still work but print a warning: prompt, status, cancel, balances, sign, submit, and profile / agent profile (now bankr project, 0.3.39+). On older versions bankr project … isn't a command, so the prompt fallthrough sends it to the agent as text; use bankr agent profile there.

REST API

Base URL: https://api.bankr.bot. Send X-API-Key: bk_... on every request.

Agent API: prompts (async)

  1. POST /agent/prompt answers 202 with { jobId, threadId }. Any other status means no job was created; read the body instead of polling.
  2. Poll GET /agent/job/{jobId} every ~2 s until status is completed, failed or cancelled.
  3. POST /agent/job/{jobId}/cancel stops a running job.

To continue a conversation, send the returned threadId with the next prompt.

Prompts need Bankr Club, or Max Mode with LLM credits (a maxMode model on the request, or one saved on the wallet). Without either, the request gets 403 subscription_required with a remediation list. Club allows 1,000 prompts per rolling 24 hours; Max Mode without Club allows 100.

RESP=$(curl -s -X POST https://api.bankr.bot/agent/prompt \
  -H "X-API-Key: $BANKR_API_KEY" -H "Content-Type: application/json" \
  -d '{"prompt": "What is my ETH balance?"}')
JOB_ID=$(echo "$RESP" | jq -r '.jobId // empty')
if [ -z "$JOB_ID" ]; then echo "$RESP"; exit 1; fi   # no job: the body says why (403 subscription_required, 429, ...)
for _ in $(seq 150); do                               # 150 x 2 s = 5 min, the CLI's own cap
  R=$(curl -s "https://api.bankr.bot/agent/job/$JOB_ID" -H "X-API-Key: $BANKR_API_KEY")
  case $(echo "$R" | jq -r .status) in completed|failed|cancelled) break ;; esac
  sleep 2
done
echo "$R" | jq -r '.response // .error // .status'

Never poll without a jobId: GET /agent/job/null answers 404 Job not found on every call, so an unguarded loop never ends. A job still running after five minutes keeps running; keep its jobId and poll again later, or cancel it.

references/agent-api.md covers job fields, status updates, rich data and failure handling.

Wallet API: direct, synchronous

Endpoint What it does
GET /wallet/me Wallet addresses and account info. This is also the quickest way to check that a key works
GET /wallet/portfolio Balances, with ?include=pnl,nfts and ?chains=base,solana
POST /wallet/swap-quote Quotes a swap: same-chain EVM, cross-chain or Solana
POST /wallet/swap Executes a swap. The output always goes to your own wallet
POST /wallet/transfer Sends a token (by contract address) to a 0x address. Resolve an ENS name or social handle first with GET /addresses/resolve
POST /wallet/sign Signs a message, EIP-712 typed data or a transaction
POST /wallet/submit Broadcasts a raw transaction
  • Reads (me, portfolio, swap-quote) work with read-only keys. swap-quote still needs walletApiEnabled.
  • Writes (swap, transfer, sign, submit) need walletApiEnabled on a read-write key.
  • Once a key has a recipient allowlist on either chain, transfer only sends to addresses on its EVM list, so a Solana-only allowlist refuses every transfer. swap has no recipient to check, because its output returns to you.
  • submit is also checked against the wallet's security settings: spend limits, permitted recipients and the arbitrary-contract-calls switch. Its 403 comes either with a machine-readable errorCode or with a plain message and no code, so handle both shapes.
  • These endpoints need no key: GET /addresses/resolve, GET /users/search, GET /token-launches and GET /token-launches/quote-tokens?chain=<chain>.

For details, see docs.bankr.bot/wallet-api/overview and references/sign-submit-api.md. Swaps are covered in references/token-trading.md.

Capabilities: where to look

Most of these work by asking the agent (bankr agent "..." or POST /agent/prompt). Before anything non-trivial, read the reference for that area.

Area Reference Docs
Swaps and bridging, including the direct swap API token-trading.md Swaps, Wallet API swap
Limit, stop, DCA and TWAP orders; scheduled prompts automation.md Automations
Tokenized stocks and ETFs (Robinhood Chain, Base, Solana) tokenized-stocks.md Tokenized stocks
Balances, PnL, held NFTs portfolio.md Portfolio
Transfers: ENS, social handles, bulk sends transfers.md Transfers
Prices, analysis, holder lists market-research.md
NFTs: buys, mints, offers nft-operations.md NFTs
Perps on Hyperliquid and Avantis hyperliquid.md, leverage-trading.md Hyperliquid
Polymarket polymarket.md Polymarket
Token launches, creator fees, vesting token-deployment.md Token launching
Project pages (bankr project, 0.3.39+) projects.md Projects
Wallet file storage and run outputs files.md Files
x402: calling and deploying paid endpoints x402-cloud.md x402 Cloud
LLM gateway, credits, Max Mode llm-gateway.md LLM gateway
Raw transactions and contract calls arbitrary-transaction.md, sign-submit-api.md Submit
Security settings, key controls, rate limits safety.md Security
Errors and troubleshooting error-handling.md

Capabilities without a reference file:

  • Merkl rewards on Base and Robinhood Chain: the agent can check what the user has earned, claim it (embedded Bankr wallets only), and list live campaigns by APR. For example: bankr agent "Do I have any Merkl rewards to claim?".
  • Web browsing: for Bankr Club members, the agent can drive a headless browser from the web terminal or a Farcaster direct cast. It isn't available over the Agent API (so not from the CLI), in Telegram, or in public posts (docs).
  • Webhooks: bankr webhooks deploys endpoints that trigger the agent from external events (docs).
  • Questions about Bankr itself: the agent answers from Bankr's own documentation (official links, channels, how features work) and abstains instead of guessing.

Rules that are easy to get wrong

  • Name the chain, or paste the contract address, whenever a token exists on more than one chain. Launch defaults also differ by surface: the CLI and the web form preselect Base, while the agent and the deploy API fall back to Robinhood Chain.
  • Spend limits are real. Every wallet starts with a $500 daily limit and a $500 per-transaction limit. They are enforced on every path (agent, Wallet API, raw submit, x402) and fail closed when a price is unavailable. Only the user can change them, at bankr.bot → Security; an API key can't. See safety.md.
  • Keys can be narrowed. A read-only key keeps reads and prompts but gets 403 on every write: wallet writes, deploys and claims. A non-empty recipient allowlist also refuses anything whose recipient can't be checked: Polymarket trades, NFT buys, mints and listings, airdrops, scheduled prompts, raw /wallet/submit, and /wallet/sign for transactions and typed data. See safety.md.
  • Never retry a swap under a new key after it may have broadcast. Send an idempotencyKey with every /wallet/swap and retry only with the same one. After a 504 receipt_pending, 502 fill_unconfirmed or 502 fill_failed, check the wallet's activity first. See error-handling.md.
  • Creating an automation isn't idempotent. If a create seemed to fail, list the existing automations before sending it again.
  • Tokenized-stock trades need a one-time location verification in the Bankr web app, which isn't available in the US, the UK or sanctioned regions. Quotes aren't gated; execution is.
  • LLM credits are separate from the trading wallet and start at $0. Top up (bankr llm credits add 25) before using the gateway or Max Mode, or calls fail with 402.
  • Token launches: every wallet gets 3 counted launch attempts per rolling 24 hours, and Bankr Club doesn't raise that. Simulations (--simulate / simulateOnly) don't count. See token-deployment.md.
  • App building needs the user's own "I agree". The first time the agent builds, edits, runs or forks an app, or deploys or manages an x402 endpoint through chat, it replies with the App Building Terms and does nothing until the user replies exactly I agree. Show the notice to the user and let them answer; never send I agree for them. bankr x402 deploy isn't gated.
  • BNKR staking is withdraw-only. It accepts no new deposits.

Chains

Bankr supports Base, Ethereum, Polygon, Unichain, World Chain, Arbitrum, BNB Chain, Robinhood Chain, Arc and Solana:

  • Robinhood Chain (chainId 4663) settles in USDG and hosts Robinhood's tokenized stocks.
  • Arc (chainId 5042) is Circle's L1, where USDC is the gas token. It has no aggregator swaps yet, and its gas isn't sponsored.
  • Base also hosts the B20 tokenized equities.

More in docs.bankr.bot/getting-started/supported-chains.

LLM gateway

https://llm.bankr.bot is an OpenAI- and Anthropic-compatible API that serves Claude, GPT, Gemini, Grok and open-weight models, billed per token from LLM credits (1 credit = $1). A key needs the LLM gateway capability (--llm at login).

  • bankr llm models lists the live model IDs; add --zdr or --private to filter by privacy tier. Use bare IDs in API calls and bankr/<id> in OpenClaw.
  • bankr llm credits shows the balance. bankr llm credits add <usd> [--token <symbol-or-address>] tops up from the wallet, and bankr llm credits auto configures automatic top-ups.
  • bankr claude (alias of bankr llm claude) and bankr llm opencode launch those tools through the gateway. bankr llm setup openclaw|opencode|claude|cursor prints or installs their config.
  • Requests run at a privacy tier: standard (the default), zdr (zero data retention) or private (TEE). If no provider can serve the requested tier, the request fails rather than falling back to a weaker one.
  • Max Mode runs the Bankr agent itself on a model you pick from the frontier, flagship and balanced lines, billed from the same credits. Use bankr agent -m <id> "...", or pick Max in the web terminal's mode menu.

Setup paths, SDK examples, credit transfers, spend budgets and deprecations are in references/llm-gateway.md.

Bankr Club

Commands: bankr club (status), bankr club signup [--yearly] [--token <USDC|BNKR|ETH|Base ERC-20>] and bankr club cancel. It costs $20 a month or $198 a year, paid as the USD equivalent in the chosen token.

  • AI prompts work without Max Mode. Terminal messages go from 5 a day to unlimited, and Agent API prompts are capped at 1,000 a day instead of Max Mode's 100.
  • File storage grows from 1 GB to 10 GB.
  • It doesn't raise the token-launch cap.

Club needs an embedded Bankr wallet. Max Mode, paid per request from LLM credits, is the alternative for external wallets. Full perks: docs.bankr.bot/faq/bankr-club.

Skills inside Bankr

This skill teaches your agent to use Bankr. It also works the other way: users can install skills into their Bankr agent by pasting a GitHub link to a SKILL.md, or a bankr.bot Discover or partner link. Reinstalling from the same source updates the skill. See docs.bankr.bot/skills/overview.

Branding

Before generating anything with Bankr branding (graphics, slides, web pages, social posts, UI), follow the official brand guidelines at bankr-brand.vercel.app for the logo, colors, typography and style rather than guessing.

Troubleshooting

  • bankr whoami checks CLI auth. Over REST, call GET /wallet/me with the key: a 401 means the key is wrong or revoked.
  • If bankr isn't found, reinstall @bankr/cli.
  • For everything else, see references/error-handling.md.

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