Theta Fuel

tfuel
Rank #393•Artificial Intelligence (AI), Smart Contract Platform, DePIN
CoinYQ Dossier

TFUEL’s inflation is fixed in coins, while its work is priced at the edge

Theta’s second asset has lived several lives: video micropayment, smart-contract gas, Elite Edge stake and GPU-work payout. Its most important accounting fact is easy to miss. The ledger does not recalculate a perpetual 9% rate; it emits fixed coins per block. As the supply grows, the percentage falls, while burning depends on real payments.

The second token was built to move

Theta launched its native chain on March 15, 2019 with five billion TFUEL. THETA was reserved for consensus stake and governance language; TFUEL became the coin that applications could spend. This separated scarce security weight from a currency expected to circulate through video delivery.

TFUEL is not an ERC-20 despite Theta’s EVM interface. Mainnet uses chain ID 361 and treats TFUEL as the native gas asset. TNT-20 contracts are separate application tokens, and sending TFUEL through an Ethereum-only route can strand funds.

Mainnet 2.0 divided block production from checkpoint sealing

Enterprise Validator Nodes propose blocks. Guardian Nodes, opened to community THETA stake in Mainnet 2.0, seal checkpoints and check the first layer. Both stake THETA, yet the ledger pays their sampled rewards in TFUEL.

That distinction limits what a TFUEL holder controls. TFUEL funds execution and services, but holding it does not make an account a Guardian voter. Protocol upgrades appear as coded activation heights and mandatory node releases rather than a documented, binding TFUEL-holder ballot.

Mainnet 3.0 made Edge uptime an issuance recipient

At height 10,968,061 on June 30, 2021, TFUEL itself became stakeable to Elite Edge Nodes. A node accepts from 10,000 to 500,000 TFUEL and withdrawals wait roughly 60 hours. Elite status concerns edge uptime and reward voting, not block-proposing authority.

The implementation pays 48 TFUEL per block to the Validator/Guardian program and 38 to Elite Edge Nodes. Project prose called these roughly 5% and 4% initial inflation. The code comment adds the better long-term description: fixed absolute issuance becomes a smaller percentage as supply expands.

Burning tied scarcity to work, but not automatically to deflation

Mainnet 3.0 also set a minimum 25% burn from qualifying Edge payments. Gas fees and service activity therefore create sinks, while consensus and uptime create sources. The result cannot be inferred from a headline percentage alone.

By September 5, 2026, the Explorer API showed 7,456,043,401 TFUEL. The rise above genesis proves issuance exceeded cumulative burns over the full history reviewed. Future net supply still depends on blocks, actual paid work and the burn rules active in each software version.

EdgeCloud turned payment into a market quote

Theta’s EdgeCloud client lets GPU providers choose hourly rates. The operator does not receive a fixed TFUEL salary: the system calculates eligible work in dollars, converts it at distribution and pays monthly. Hardware, uptime, workload demand and token price all sit between a node and realized income.

The reviewed technical and product materials do not establish Theta Labs equity, a claim on customer revenue, ownership of contributed machines or a guaranteed redemption price merely from holding TFUEL. Its on-chain function is movement within protocol rules; the commercial success of EdgeCloud remains a separate outcome.

How the project changed

  1. 2019-03-15
    Theta mainnet starts

    Five billion TFUEL becomes the operational coin beside fixed-supply THETA.

  2. 2020-01-14
    Validator rewards activate

    Height 4,164,982 enables TFUEL rewards for the block-security layer.

  3. 2020-05-27
    Mainnet 2.0 activates

    Height 5,877,350 adds Guardian checkpoint sealing and a second consensus layer.

  4. 2020-12-10
    Smart contracts activate

    Height 8,411,427 brings Turing-complete contracts and expands TFUEL gas demand.

  5. 2021-06-30
    Mainnet 3.0 activates

    Height 10,968,061 begins Elite Edge TFUEL staking and the new burn economy.

  6. 2022-11-03
    Metachain support activates

    Height 17,790,756 adds main-chain/subchain architecture without replacing TFUEL economics.

  7. 2024-05-01
    EdgeCloud launches

    The product extends TFUEL settlement from media delivery toward GPU and AI workloads.

Evidence and primary sources

Last evidence review: 2026-09-05

What is Theta Fuel?

Theta Network runs two connected systems: an EVM-compatible chain (chain ID 361) and EdgeCloud compute/delivery nodes. TFUEL is the native gas and payment coin of both. It has no ERC-20 contract address and must not be confused with THETA, the fixed-supply consensus/governance stake, or with TNT-20 application tokens on Theta.

What problem does Theta Fuel solve?

Video delivery and AI computation need many small payments to machines at the edge. Theta uses its chain for settlement and an off-chain resource-oriented micropayment pool for pay-per-byte work. TFUEL makes those payments possible, but the same coin must fund security rewards without letting issuance detach entirely from usage.

How does Theta Fuel work?

Validator Nodes propose blocks and Guardian Nodes seal checkpoints using staked THETA; their sampled rewards are TFUEL. Elite Edge Nodes instead stake 10,000–500,000 TFUEL, wait about 60 hours after withdrawal, and earn a separate fixed block provision plus work payments. Ledger code issues 48 TFUEL per block for Validator/Guardian rewards and 38 for Elite Edge rewards. Mainnet 3.0 added a minimum 25% burn from Edge payments; net supply depends on actual issuance and burns.

Key facts

  • TFUEL is native to Theta mainnet, EVM chain ID 361; it is not an Ethereum ERC-20 and has no token contract address.
  • Theta mainnet launched March 15, 2019 with 5,000,000,000 TFUEL.
  • The official Explorer API reported total and circulating supply of 7,456,043,401 TFUEL on September 5, 2026.
  • THETA stakes to Validator and Guardian Nodes and carries the project’s governance/security role; TFUEL pays gas, services and Edge rewards.
  • Current ledger code fixes Validator/Guardian issuance at 48 TFUEL per block, described as about 5% of initial supply annually; the effective percentage declines as supply grows.
  • Elite Edge issuance is fixed at 38 TFUEL per block, described as about 4% of initial supply annually; it also declines as a percentage of the expanding stock.
  • Mainnet 3.0 activated at height 10,968,061 on June 30, 2021 and introduced Elite Edge staking and Edge-payment burning.
  • At least 25% of each TFUEL payment to the Edge Network is designed to burn; this is a flow rule, not a promise that total supply will fall.
  • Each Elite Edge Node accepts 10,000–500,000 TFUEL; withdrawal has an approximately 60-hour unstaking period.
  • Validator Nodes produce blocks, Guardian Nodes check and seal them, and Elite Edge Nodes vote at 100-block checkpoints for reward eligibility; their assets and jobs differ.
  • EdgeCloud client operators set hourly GPU rates. Rewards are calculated in USD, converted to TFUEL at distribution, and paid monthly between the 1st and 5th.
  • The Metachain added permissionless subchains and interchain messaging; subchain tokens do not replace main-chain TFUEL’s gas role.
  • The reference implementation encodes activation heights and reward constants in software releases. Reviewed primary materials do not show a general token-holder on-chain vote that alone changes them.
  • The repository contains a SlashTx path for overspending reserved service funds, but its general executor path is commented out; that is not evidence of automatic Validator, Guardian or Elite Edge stake slashing.
  • The reviewed technical and product materials describe TFUEL utility but do not establish holder rights to Theta Labs equity, node ownership, revenue sharing, guaranteed Edge jobs, redemption or a fixed fiat value.

Official links

Official websiteWhitepaperBlock explorerX / TwitterRedditGitHub

Categories

Artificial Intelligence (AI)Smart Contract PlatformDePINProof of Stake (PoS)Made in USA

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Frequently asked questions

Is TFUEL the same as THETA?

No. THETA is staked by Validators and Guardians and is described as the governance/security token. TFUEL is native gas, payment and Elite Edge stake.

What is TFUEL’s contract address?

It has none on mainnet: TFUEL is Theta’s native coin. Theta documentation warns against sending it as an Ethereum/ERC-20 token.

Does TFUEL have a maximum supply?

No fixed cap is documented. Code adds 48 and 38 TFUEL block provisions, while burns remove usage-linked amounts.

Is inflation really 9% every year?

The two code constants corresponded to roughly 5% plus 4% of the initial five-billion supply. Because the absolute block rewards are fixed, their percentage of a growing supply falls.

Does the 25% burn make TFUEL deflationary?

Not by itself. It burns a share of qualifying Edge payments; net supply falls only if all burns exceed block issuance.

What does Elite Edge staking do?

It bonds 10,000–500,000 TFUEL to an Edge Node for uptime rewards. It does not turn that node into a Validator or give TFUEL the THETA governance role.

Are EdgeCloud earnings guaranteed?

No. Jobs, uptime, hardware, customer choice, USD pricing, conversion rates and payout operations determine earnings.

What legal rights does TFUEL provide?

Reviewed primary materials do not grant company equity, node ownership, revenue share, fiat redemption, deposit protection or guaranteed services merely from holding TFUEL.

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