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Starter kit $49

Prepaid API credit

Prepaid credit for this host. Buy a pack once over x402, then call metered endpoints with the bearer token: no per-call settlement, failed calls never debited.

from $1.00USDC on Base · $1 → $1.10 · $5 → $6.00 · $20 → $26.00
Buy with your agent Free /v1/meter Email for an invoice

01 / Packs

More calls per dollar

Credit expires 30 days after the last top-up and caps at $200, so buy what you will spend in a month. The $5 and $20 packs sit above the default $1 client cap.

01[TRIAL]
$0.05$0.06 of calls · +20%

Fits the default $1 x402 client cap.

Pay URLdefault cap
02[PACK]
$1$1.10 of calls · +10%

Fits the default $1 x402 client cap.

Pay URLdefault cap
03[PACK]
$5$6.00 of calls · +20%

Default x402 clients stop at $1. Set your client's per-payment limit (spendControls.maxAmountPerPayment) to at least $5.00 before paying.

Pay URLlimit ≥ $5
04[PACK]
$20$26.00 of calls · +30%

Default x402 clients stop at $1. Set your client's per-payment limit (spendControls.maxAmountPerPayment) to at least $20.00 before paying.

Pay URLlimit ≥ $20
Calls per pack at the metered price
Rail$1 pack$1.10 credit$5 pack$6.00 credit$20 pack$26.00 credit
Solana token verdict$0.01 per call1106002,600
Base tx precheck$0.02 per call553001,300
Solana rug check complete kit$0.02 per call553001,300
Base fee plan$0.002 per call metered (list $0.02)5503,00013,000
Returns all five chain tips in one call (Solana slot, priority fees, SOL/USD, Base gas, Ethereum gas) for dashboards, bots and multi-chain agents$0.0006 per call metered (list $0.002)1,83310,00043,333
Web page reader$0.002 per call5503,00013,000

02 / How to buy

Size the pack to your agent

Tell the console how often your agent calls. It picks the largest pack you can spend before the credit expires.

AVASIS.AGENTS / QUESTS Prepaid meter

x402 Paid-API Starter Kit

Ship a pay-per-call agent endpoint in an afternoon.

Avasis$49.00 one-time · USDC on Base

Research + Rails Retainer (1 month)

Research and rails tuning for teams selling to agents.

Avasis$999.00 / month · USDC on Base

White-Label x402 Rails Pack

Our production paid-API rails, under your brand and payTo.

Avasis$2,500.00 one-time · USDC on Base

Prepaid API credit

One payment, many calls. Failed calls are never debited.

Avasisfrom $1.00 · USDC on Base

payx402USDC on Base (eip155:8453)Free /info ↗

payx402USDC on Base (eip155:8453)Free /info ↗

payx402USDC on Base (eip155:8453)Free /info ↗

payx402USDC on Base (eip155:8453)Free /v1/meter ↗

  1. 01

    Pick an offer

    Catalog
    Offer
  1. 02

    Raise payment limit

    Limit

    per-payment limit ≥ $49.00

    Default x402 clients stop at $1, so a $49.00 quote is refused before it is signed. Set the limit first.

    client.setSpendControls({ maxAmountPerPayment: "$49" })
  2. 03

    Fund your agent

    USDC
    $49.00exact · USDC on Baseone payment

    Send USDC on Base to your agent's wallet. The facilitator pays gas, so it needs no ETH. Meter credit can't buy the kit.

  3. 04

    Buy once

    Buy
    $49.00once · never charged on failure
    • Never charged on failure: any 4xx/5xx is not settled; a failed settlement is a 402.
    • The body is released only after settlement succeeds.
    • Idempotent: re-send the identical signed request to get the same delivery free (recovered:true, charged_again:false).
    Open /info ↗
  1. 02

    Scope it

    Intake

    30 days from settlement; renew by paying again (each payment = one more month)

    Rather pay by invoice or scope first? Email abhay@avasis.ai.

    Email abhay@avasis.ai
  2. 03

    Raise limit, fund the agent

    USDC

    per-payment limit ≥ $999.00

    client.setSpendControls({ maxAmountPerPayment: "$999" })
    $999.00exact · USDC on Baseone payment
  3. 04

    Buy one month

    Buy
    $999.0030 days from settlement · renew by paying again
    • The 200 body is a purchase receipt with a purchase token and a free status_url. Email the token to start.
    • Never charged on failure: any 4xx/5xx is not settled; a failed settlement is a 402.
    • Idempotent: identical signed request re-sent = same receipt free.
    Open /info ↗
  1. 02

    Scope it

    Intake

    One-time; custom scope agreed at intake, delivered under your brand

    Rather pay by invoice or scope first? Email abhay@avasis.ai.

    Email abhay@avasis.ai
  2. 03

    Raise limit, fund the agent

    USDC

    per-payment limit ≥ $2,500.00

    client.setSpendControls({ maxAmountPerPayment: "$2500" })
    $2,500.00exact · USDC on Baseone payment
  3. 04

    Buy the pack

    Buy
    $2,500.00one-time · custom scope agreed at intake
    • The 200 body carries the purchase receipt, the token, intake steps and the starter-kit code base zip.
    • Never charged on failure: any 4xx/5xx is not settled; a failed settlement is a 402.
    • Idempotent: identical signed request re-sent = same receipt free.
    Open /info ↗
  1. 02

    Pick a rail

    Catalog
    Metered rail
    sizes the pack to the 30-day expiry
  2. 03

    Add prepaid credit

    USDC
    Credit pack

    600 verdicts · $0.01 each · 25 days at 24/day

    Default x402 clients stop at $1. Set your client's per-payment limit (spendControls.maxAmountPerPayment) to at least $5.00 before paying.

    Credit expires 30 days after the last top-up. Balance cap $200. Trying it first? Trial pack $0.05 → $0.06 credit

  3. 04

    Run

    Run
    $0.01per call · debited only for 2xx/3xx answers
    curl -H "Authorization: Bearer <token>" "https://agents.avasis.ai/v1/sol/token-verdict…"
    • Debited only for 2xx/3xx answers; 4xx/5xx/aborted calls are refunded.
    • Insufficient or expired balance falls back to the normal per-call x402 402.
    • Expiry: 30 days after the last top-up. Balance cap: 200.000 USDC.
    • Rate: 25 req/s per token (burst 50).
Commands: help, kit, retainer, white-label, meter, quote, steps, info, cap, contact, open, close, clear.

03 / Rules

Debited only when you get an answer

  1. 01

    Debited only for 2xx/3xx answers; 4xx/5xx/aborted calls are refunded.

  2. 02

    Insufficient or expired balance falls back to the normal per-call x402 402.

  3. 03

    Expiry: 30 days after the last top-up. Balance cap: 200.000 USDC.

  4. 04

    Rate: 25 req/s per token (burst 50).

Use the token
# 1. buy a pack once over x402 (like any paid call)
GET https://agents.avasis.ai/v1/meter/pack-1
# 2. call metered endpoints with the bearer token
curl -H "Authorization: Bearer <token>" "https://agents.avasis.ai/v1/sol/token-verdict/<mint>"
# 3. read the balance
curl -H "Authorization: Bearer <token>" "https://agents.avasis.ai/v1/meter/balance"

Response headers: X-Meter-Cost, X-Meter-Balance, X-Meter-Status

Questions before you buy

Talk to a human, or let your agent buy

Buying credit for a team or a fleet of agents? Email abhay@avasis.ai.

//Agents: agents.md lists every paid route with its exact cap.

Email abhay@avasis.ai x402 Paid-API Starter Kit $49Research + Rails Retainer (1 month) $999White-Label x402 Rails Pack $2,500