HTTP API reference › Gala Launchpad › trading
Gala Launchpad — trading
4 operations in this group.
- GET /v1/trading/fee — Get launchpad fee amount
- GET /v1/trading/premint-quote — Calculate pre-mint quote
- GET /v1/trading/quote — Calculate trade quote
- GET /v1/trading/sale-details — Get sale details for a token
GET /v1/trading/fee
TradingQuotesController_getFee
Get launchpad fee amount
Returns the launchpad fee amount from GalaChain. Cached for 1 hour.
Responses
200 — Fee amount in the success envelope.
Content type: application/json
Schema: ApiSuccessEnvelopeMetadataDto & object
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: false | yes | Successful response marker. |
| message | string | yes | Response message. |
| status | number | yes | HTTP status code. |
| data | FeeAmountResponseDto | yes |
503 — GalaChain unavailable
Content type: application/json
Schema: ApiErrorEnvelope
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: true | yes | |
| message | oneOf: string | array<string> | yes | |
| status | integer | yes | HTTP status code. |
| message | string | yes | |
| statusCode | integer | yes | HTTP status code. |
default — Shared error envelope for fee lookup failures.
Content type: application/json
Schema: ApiErrorEnvelope
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: true | yes | |
| message | oneOf: string | array<string> | yes | |
| status | integer | yes | HTTP status code. |
| message | string | yes | |
| statusCode | integer | yes | HTTP status code. |
Example response
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GET /v1/trading/premint-quote
TradingQuotesController_getPremintQuote
Calculate pre-mint quote
Calculates token output for pre-mint (supply = 0). No chain call — instant response.
Responses
200 — Calculated pre-mint quote in the success envelope.
Content type: application/json
Schema: ApiSuccessEnvelopeMetadataDto & object
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: false | yes | Successful response marker. |
| message | string | yes | Response message. |
| status | number | yes | HTTP status code. |
| data | TradeAmountResponseDto | yes |
400 — Invalid amount parameter
Content type: application/json
Schema: ApiErrorEnvelope
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: true | yes | |
| message | oneOf: string | array<string> | yes | |
| status | integer | yes | HTTP status code. |
| message | string | yes | |
| statusCode | integer | yes | HTTP status code. |
default — Shared error envelope for pre-mint quote failures.
Content type: application/json
Schema: ApiErrorEnvelope
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: true | yes | |
| message | oneOf: string | array<string> | yes | |
| status | integer | yes | HTTP status code. |
| message | string | yes | |
| statusCode | integer | yes | HTTP status code. |
Example response
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GET /v1/trading/quote
TradingQuotesController_getQuote
Calculate trade quote
Calculates trade amounts using local bonding curve math. No chain call — instant response.
Parameters
| Name | In | Required | Type | Description |
|---|---|---|---|---|
| method | query | required | string enum: IN, OUT | |
| type | query | required | string enum: MEME, NATIVE | |
| amount | query | required | string | |
| tokenName | query | required | string |
Responses
200 — Calculated quote in the success envelope.
Content type: application/json
Schema: ApiSuccessEnvelopeMetadataDto & object
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: false | yes | Successful response marker. |
| message | string | yes | Response message. |
| status | number | yes | HTTP status code. |
| data | TradeAmountResponseDto | yes |
400 — Invalid parameters
Content type: application/json
Schema: ApiErrorEnvelope
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: true | yes | |
| message | oneOf: string | array<string> | yes | |
| status | integer | yes | HTTP status code. |
| message | string | yes | |
| statusCode | integer | yes | HTTP status code. |
404 — Token not found
Content type: application/json
Schema: ApiErrorEnvelope
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: true | yes | |
| message | oneOf: string | array<string> | yes | |
| status | integer | yes | HTTP status code. |
| message | string | yes | |
| statusCode | integer | yes | HTTP status code. |
default — Shared error envelope for quote calculation failures.
Content type: application/json
Schema: ApiErrorEnvelope
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: true | yes | |
| message | oneOf: string | array<string> | yes | |
| status | integer | yes | HTTP status code. |
| message | string | yes | |
| statusCode | integer | yes | HTTP status code. |
Example response
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GET /v1/trading/sale-details
TradingQuotesController_getSaleDetails
Get sale details for a token
Returns sale details (supply, status) for a token from GalaChain. No cache — always live.
Parameters
| Name | In | Required | Type | Description |
|---|---|---|---|---|
| tokenName | query | required | string |
Responses
200 — Current sale details in the success envelope.
Content type: application/json
Schema: ApiSuccessEnvelopeMetadataDto & object
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: false | yes | Successful response marker. |
| message | string | yes | Response message. |
| status | number | yes | HTTP status code. |
| data | SaleDetailsResponseDto | yes |
404 — Token not found or no vault address
Content type: application/json
Schema: ApiErrorEnvelope
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: true | yes | |
| message | oneOf: string | array<string> | yes | |
| status | integer | yes | HTTP status code. |
| message | string | yes | |
| statusCode | integer | yes | HTTP status code. |
default — Shared error envelope for sale detail lookup failures.
Content type: application/json
Schema: ApiErrorEnvelope
| Field | Type | Required | Description |
|---|---|---|---|
| error | boolean enum: true | yes | |
| message | oneOf: string | array<string> | yes | |
| status | integer | yes | HTTP status code. |
| message | string | yes | |
| statusCode | integer | yes | HTTP status code. |
Example response
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