diff --git a/packages/anastasis-webui/src/pages/home/ChallengeOverviewScreen.stories.tsx b/packages/anastasis-webui/src/pages/home/ChallengeOverviewScreen.stories.tsx
index 1acb2470c..579ff34bf 100644
--- a/packages/anastasis-webui/src/pages/home/ChallengeOverviewScreen.stories.tsx
+++ b/packages/anastasis-webui/src/pages/home/ChallengeOverviewScreen.stories.tsx
@@ -45,7 +45,6 @@ export const OneUnsolvedPolicy = createExample(TestedComponent, {
     policies: [[{ uuid: "1" }]],
     challenges: [
       {
-        cost: "USD:1",
         instructions: "just go for it",
         type: "question",
         uuid: "1",
@@ -60,19 +59,16 @@ export const SomePoliciesOneSolved = createExample(TestedComponent, {
     policies: [[{ uuid: "1" }, { uuid: "2" }], [{ uuid: "uuid-3" }]],
     challenges: [
       {
-        cost: "USD:1",
         instructions: "this question cost 1 USD",
         type: "question",
         uuid: "1",
       },
       {
-        cost: "USD:0",
         instructions: "answering this question is free",
         type: "question",
         uuid: "2",
       },
       {
-        cost: "USD:1",
         instructions: "this question is already answered",
         type: "question",
         uuid: "uuid-3",
@@ -92,7 +88,6 @@ export const OneBadConfiguredPolicy = createExample(TestedComponent, {
     policies: [[{ uuid: "1" }, { uuid: "2" }]],
     challenges: [
       {
-        cost: "USD:1",
         instructions: "this policy has a missing uuid (the other auth method)",
         type: "totp",
         uuid: "1",
@@ -118,51 +113,43 @@ export const OnePolicyWithAllTheChallenges = createExample(TestedComponent, {
     ],
     challenges: [
       {
-        cost: "USD:1",
         instructions: "Does P equals NP?",
         type: "question",
         uuid: "1",
       },
       {
-        cost: "USD:1",
         instructions: "SMS to 555-555",
         type: "sms",
         uuid: "2",
       },
       {
-        cost: "USD:1",
         instructions: "Email to qwe@asd.com",
         type: "email",
         uuid: "3",
       },
       {
-        cost: "USD:1",
         instructions: 'Enter 8 digits code for "Anastasis"',
         type: "totp",
         uuid: "4",
       },
       {
         //
-        cost: "USD:0",
         instructions: "Wire transfer from ASDXCVQWE123123 with holder Florian",
         type: "iban",
         uuid: "5",
       },
       {
-        cost: "USD:1",
         instructions: "Join a video call",
         type: "video", //Enter 8 digits code for "Anastasis"
         uuid: "7",
       },
       {},
       {
-        cost: "USD:1",
         instructions: "Letter to address in postal code DE123123",
         type: "post", //Enter 8 digits code for "Anastasis"
         uuid: "8",
       },
       {
-        cost: "USD:1",
         instructions: "instruction for an unknown type of challenge",
         type: "new-type-of-challenge",
         uuid: "6",
@@ -192,55 +179,46 @@ export const OnePolicyWithAllTheChallengesInDifferentState = createExample(
       ],
       challenges: [
         {
-          cost: "USD:1",
           instructions: 'in state "solved"',
           type: "question",
           uuid: "uuid-1",
         },
         {
-          cost: "USD:1",
           instructions: 'in state "message"',
           type: "question",
           uuid: "uuid-2",
         },
         {
-          cost: "USD:1",
           instructions: 'in state "auth iban"',
           type: "question",
           uuid: "uuid-3",
         },
         {
-          cost: "USD:1",
           instructions: 'in state "payment "',
           type: "question",
           uuid: "uuid-4",
         },
         {
-          cost: "USD:1",
           instructions: 'in state "rate limit"',
           type: "question",
           uuid: "uuid-5",
         },
         {
-          cost: "USD:1",
           instructions: 'in state "redirect"',
           type: "question",
           uuid: "uuid-6",
         },
         {
-          cost: "USD:1",
           instructions: 'in state "server failure"',
           type: "question",
           uuid: "uuid-7",
         },
         {
-          cost: "USD:1",
           instructions: 'in state "truth unknown"',
           type: "question",
           uuid: "uuid-8",
         },
         {
-          cost: "USD:1",
           instructions: 'in state "unsupported"',
           type: "question",
           uuid: "uuid-9",
diff --git a/packages/anastasis-webui/src/pages/home/ChallengeOverviewScreen.tsx b/packages/anastasis-webui/src/pages/home/ChallengeOverviewScreen.tsx
index 84d2588e0..fdd2c0b36 100644
--- a/packages/anastasis-webui/src/pages/home/ChallengeOverviewScreen.tsx
+++ b/packages/anastasis-webui/src/pages/home/ChallengeOverviewScreen.tsx
@@ -66,14 +66,12 @@ export function ChallengeOverviewScreen(): VNode {
     [uuid: string]: {
       type: string;
       instructions: string;
-      cost: string;
       feedback: ChallengeFeedback | undefined;
     };
   } = {};
   for (const ch of knownChallengesArray) {
     knownChallengesMap[ch.uuid] = {
       type: ch.type,
-      cost: ch.cost,
       instructions: ch.instructions,
       feedback: challengeFeedback[ch.uuid],
     };
@@ -123,7 +121,6 @@ export function ChallengeOverviewScreen(): VNode {
       )}
       {policiesWithInfo.map((policy, policy_index) => {
         const tableBody = policy.challenges.map(({ info, uuid }) => {
-          const isFree = !info.cost || info.cost.endsWith(":0");
           const method = authMethods[info.type as KnownAuthMethods];
 
           if (!method) {
diff --git a/packages/anastasis-webui/src/pages/home/SolveScreen.stories.tsx b/packages/anastasis-webui/src/pages/home/SolveScreen.stories.tsx
index d97bfbfbb..df16aebf5 100644
--- a/packages/anastasis-webui/src/pages/home/SolveScreen.stories.tsx
+++ b/packages/anastasis-webui/src/pages/home/SolveScreen.stories.tsx
@@ -19,11 +19,7 @@
  * @author Sebastian Javier Marchano (sebasjm)
  */
 
-import {
-  ChallengeFeedbackStatus,
-  RecoveryStates,
-  ReducerState,
-} from "@gnu-taler/anastasis-core";
+import { ReducerState } from "@gnu-taler/anastasis-core";
 import { createExample, reducerStatesExample } from "../../utils";
 import { SolveScreen as TestedComponent } from "./SolveScreen";
 
@@ -49,7 +45,6 @@ export const NotSupportedChallenge = createExample(TestedComponent, {
   recovery_information: {
     challenges: [
       {
-        cost: "USD:1",
         instructions: "does P equals NP?",
         type: "chall-type",
         uuid: "ASDASDSAD!1",
@@ -65,7 +60,6 @@ export const MismatchedChallengeId = createExample(TestedComponent, {
   recovery_information: {
     challenges: [
       {
-        cost: "USD:1",
         instructions: "does P equals NP?",
         type: "chall-type",
         uuid: "ASDASDSAD!1",
diff --git a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodEmailSolve.stories.tsx b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodEmailSolve.stories.tsx
index d82111979..295a47c46 100644
--- a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodEmailSolve.stories.tsx
+++ b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodEmailSolve.stories.tsx
@@ -47,7 +47,6 @@ export const WithoutFeedback = createExample(
     recovery_information: {
       challenges: [
         {
-          cost: "USD:1",
           instructions: "Email to me@domain.com",
           type: "question",
           uuid: "uuid-1",
@@ -69,7 +68,6 @@ export const PaymentFeedback = createExample(
     recovery_information: {
       challenges: [
         {
-          cost: "USD:1",
           instructions: "Email to me@domain.com",
           type: "question",
           uuid: "uuid-1",
diff --git a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodIbanSolve.stories.tsx b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodIbanSolve.stories.tsx
index 2a0e02dce..de49f2563 100644
--- a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodIbanSolve.stories.tsx
+++ b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodIbanSolve.stories.tsx
@@ -47,7 +47,6 @@ export const WithoutFeedback = createExample(
     recovery_information: {
       challenges: [
         {
-          cost: "USD:1",
           instructions: "does P equals NP?",
           type: "question",
           uuid: "uuid-1",
diff --git a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodPostSolve.stories.tsx b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodPostSolve.stories.tsx
index cbfcbb6cb..d971205e9 100644
--- a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodPostSolve.stories.tsx
+++ b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodPostSolve.stories.tsx
@@ -47,7 +47,6 @@ export const WithoutFeedback = createExample(
     recovery_information: {
       challenges: [
         {
-          cost: "USD:1",
           instructions: "does P equals NP?",
           type: "question",
           uuid: "uuid-1",
diff --git a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodQuestionSolve.stories.tsx b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodQuestionSolve.stories.tsx
index 5ba621b68..e36d66895 100644
--- a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodQuestionSolve.stories.tsx
+++ b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodQuestionSolve.stories.tsx
@@ -48,7 +48,6 @@ export const WithoutFeedback = createExample(
     recovery_information: {
       challenges: [
         {
-          cost: "USD:1",
           instructions: "does P equals NP?",
           type: "question",
           uuid: "uuid-1",
@@ -70,7 +69,6 @@ export const ServerFailureFeedback = createExample(
     recovery_information: {
       challenges: [
         {
-          cost: "USD:1",
           instructions: "does P equal NP?",
           type: "question",
           uuid: "ASDASDSAD!1",
@@ -96,7 +94,6 @@ export const MessageRateLimitExceededFeedback = createExample(
     recovery_information: {
       challenges: [
         {
-          cost: "USD:1",
           instructions: "does P equals NP?",
           type: "question",
           uuid: "ASDASDSAD!1",
@@ -118,7 +115,6 @@ export const UnsupportedFeedback = createExample(TestedComponent[type].solve, {
   recovery_information: {
     challenges: [
       {
-        cost: "USD:1",
         instructions: "does P equals NP?",
         type: "question",
         uuid: "ASDASDSAD!1",
@@ -141,7 +137,6 @@ export const TruthUnknownFeedback = createExample(TestedComponent[type].solve, {
   recovery_information: {
     challenges: [
       {
-        cost: "USD:1",
         instructions: "does P equals NP?",
         type: "question",
         uuid: "ASDASDSAD!1",
@@ -171,7 +166,6 @@ export const AuthIbanFeedback = createExample(TestedComponent[type].solve, {
   recovery_information: {
     challenges: [
       {
-        cost: "USD:1",
         instructions: "does P equals NP?",
         type: "question",
         uuid: "ASDASDSAD!1",
@@ -190,7 +184,6 @@ export const PaymentFeedback = createExample(TestedComponent[type].solve, {
   recovery_information: {
     challenges: [
       {
-        cost: "USD:1",
         instructions: "does P equals NP?",
         type: "question",
         uuid: "ASDASDSAD!1",
diff --git a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodSmsSolve.stories.tsx b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodSmsSolve.stories.tsx
index 4fdbb2ce3..496e413ae 100644
--- a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodSmsSolve.stories.tsx
+++ b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodSmsSolve.stories.tsx
@@ -47,7 +47,6 @@ export const WithoutFeedback = createExample(
     recovery_information: {
       challenges: [
         {
-          cost: "USD:1",
           instructions: "SMS to +54 11 2233 4455",
           type: "question",
           uuid: "AHCC4ZJ3Z1AF8TWBKGVGEKCQ3R7HXHJ51MJ45NHNZMHYZTKJ9NW0",
diff --git a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodTotpSolve.stories.tsx b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodTotpSolve.stories.tsx
index 8ac146708..0fba7872f 100644
--- a/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodTotpSolve.stories.tsx
+++ b/packages/anastasis-webui/src/pages/home/authMethod/AuthMethodTotpSolve.stories.tsx
@@ -47,7 +47,6 @@ export const WithoutFeedback = createExample(
     recovery_information: {
       challenges: [
         {
-          cost: "USD:1",
           instructions: "does P equals NP?",
           type: "question",
           uuid: "uuid-1",